To undo a square root in an equation, you square both sides of the equation. This will eliminate the square root on one side and gives you the original value under the square root. It simplifies the equation, making it easier to solve.
Explanation:To undo a square root in an equation that includes a radical expression, you have to square that part of the equation. Here is an example to illustrate this:
Suppose you have the equation √x = 2. To undo the square root, you need to square both sides of the equation: (√x)² = 2². This operation results in the equation x = 4.
Remember, when squaring a square root, the result is the original number under the radical. Therefore, the process of 'undoing' the square root is to square the radical expression. This helps us to have equations in a simpler form, which further makes it easier for us to solve.
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Graph the inequality on a number line g>2.75
Graph the inequality on a number line g>2.75
Solution
Step 1: To graph this inequality, we have to draw a number line.
Step 2: Mark the 0 in the middle and mark the each unit 0.25 so that, we can plot 2.75 exactly.
Step 3: Draw an open circle at 2.75 and extent the shadow to the right, which means the solution is greater than 2.75.
Note: Attached the graph. Please take a look at it.
Thank you :)
To graph the inequality "g > 2.75" on a number line, follow these steps. Start by drawing a horizontal number line. see image attached.
How to Graph the inequality on a number lineTo draw the inequality "g > 2. 75" on a number line, do the following steps.
Begin by making a straight line that goes from left to right. Find the spot 2. 75 and make a mark with a circle that is not filled in because the inequality is more than (not the same as).
Then, shade the region to the right of the open circle to represent all values of "g" that are greater than 2.75. This shaded area indicates the solution set. The open circle emphasizes that 2.75 itself is not included in the solution, only values greater than it.
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Suppose you invest 5000 at an annual interest rate of 6.3% compounded continuously. How much will you have in the account after 3 years
Problem
You deposit $5000 into a bank account paying 6.3% simple interest per year. You left the money in for 3 years. How much interest do you get at the end of those 3 years?
Result
The interest is $945.
Then you add 5000 to your interest rate of 945 so your answer would be 5945 . I think I'm not that great with math but I really hope I helped .
HELP ME PLZ WILL MARK BRAINLIEST
Not 100% sure, but i think the answer is A. 1,365, Sorry if i get you wrong.
Walkway Over the Hudson; a bridge that crosses the Hudson River in Poughkeepsie is 2.063 kilometers. Anping Bridge, which was built 850 years ago, is 2.07 kilometers long. Which bridge is longer? How my longer?
For this case we have:
Bridge 1: 2.063 kmBridge 2: 2.07 kmAs both measurements are in kilometers, we can compare both numbers.
It is known that [tex]2.07> 2.063[/tex]
Thus, the longest bridge is bridge 2.
To know the difference in length between the bridges, we subtract the quantities:
[tex]2.07-2.063 = 0.007[/tex] kilometers difference
The difference between the two bridges is 0.007 km
Answer:
The longest bridge is bridge 2
The difference in length between the bridges of 0.007 km
The Anping Bridge is 0.007 kilometers or 7 meters longer than the Walkway Over the Hudson.
Explanation:The Walkway Over the Hudson, a bridge that crosses the Hudson River in Poughkeepsie, is 2.063 kilometers long. The Anping Bridge, which was built 850 years ago, is 2.07 kilometers long.
Therefore, the Anping Bridge is longer than the Walkway Over the Hudson by 0.007 kilometers or 7 meters.
To calculate the difference in length, subtract the length of the Walkway Over the Hudson from the length of the Anping Bridge.
7 meters or 0.007 kilometers
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-1/9+-5/9=
Simplest form
24 points
Answer,
-1/9 + -5/9 = -2/3
Hope this helps :-)
4v - 1 = -5v - 10. ,
Hello there!
[tex]4v - 1 = -5v - 10[/tex]
Explanation:
↓↓↓↓↓↓↓↓↓↓↓
First you had to add by 1 from both sides of the equation.
[tex]4v-1+1=-5v-10+1[/tex]
Simplify
[tex]4v=-5v-9[/tex]
Then you add by 5v from both sides of the equation.
[tex]4v+5v=-5v-9+5v[/tex]
Simplify
[tex]9v=-9[/tex]
Divide by 9 from both sides of the equation.
[tex]\frac{9v}{9}=\frac{-9}{9}[/tex]
Simplify it should be the correct answer.
[tex]v=-1[/tex]
Answer⇒⇒⇒⇒v=-1
Hope this helps!
Thank you for posting your question at here on Brainly.
Have a great day!
-Charlie
The midpoint of CD is E (-1,0). One endpoint is C (5,2). What are the coordinates of the other endpoint?
The answer is (2, 1)
ExplanationWe can solve this by using midpoint formula
[tex]M = (x_{1} + x_2)/2, (y_1 + y_2} ) /2[/tex]
because in a plane the coordinates of midpoint of a line is the average of each other coordinates.
So,
[tex]x_1 = -1, x_2 = 5[/tex]
[tex]y_1 = 0. y_2 = 2[/tex]
Putting values in formula as
[tex]M = (-1+5) / 2, (0+2) / 2[/tex]
[tex]M = (2, 1)[/tex]
Answer: The required co-ordinates of the endpoint D are (-7, -2).
Step-by-step explanation: Given that the midpoint of CD is E (-1,0) and one endpoint is C (5,2).
We are to find the co-ordinates of the other endpoint D.
Let (x, y) represents the co-ordinates of the endpoint D.
We know that
the co-ordinates of the midpoint of a line segment withe endpoints (a, b) and (c, d) is given by
[tex]\left(\dfrac{a+c}{2},\dfrac{b+d}{2}\right).[/tex]
Therefore, according to the given information, we have
[tex]\left(\dfrac{5+x}{2},\dfrac{2+y}{2}\right)=(-1,0)\\\\\\\Rightarrow \dfrac{5+x}{2}=-1\\\\\Rightarrow 5+x=-2\\\\\Rightarrow x=-2-5\\\\\Rightarrow x=-7[/tex]
and
[tex]\dfrac{2+y}{2}=0\\\\\Rightarrow 2+y=0\\\\\Rightarrow y=-2.[/tex]
Thus, the required co-ordinates of the endpoint D are (-7, -2).
Three hundred millions, 6 millions, 4 tens thousands, six hundred, eight
I think the answer to this question is 306,040,608. If we are supposed to write it out then it is (3 × 100,000,000) + (6 × 1,000,000) + (4 × 10,000) + (6 × 100) + (8 × 1)
Subtract 9,002,000 - 5•10^6
A. 4.002
B. 4.002 X 10^3
C. 4.002 X 10^4
D. 4.002 X 10^6
4,002,000
answer is D
By Subtracting the given Expression 9,002,000 - 5•[tex]10^6[/tex] we get Option C. 4.002 x [tex]10^4[/tex].
To subtract 5 • [tex]10^6[/tex] from 9,002,000, we simply perform the arithmetic operation as follows:
9,002,000 - 5 • [tex]10^6[/tex]
Step 1: Subtract 5 • [tex]10^6[/tex] from 9,002,000
= 9,002,000 - 5 • [tex]10^6[/tex]
= 9,002,000 - 5,000,000
Step 2: Perform the subtraction
= 9,002,000 - 5,000,000
= 4,002,000
Now, we have the result of 4,002,000. However, we need to write this answer in scientific notation.
In scientific notation, a number is written as a product of two parts: a coefficient and a power of 10. The coefficient must be greater than or equal to 1 and less than 10.
To express 4,002,000 in scientific notation, we move the decimal point to the left until we have a number between 1 and 10.
Since 4,002,000 = 4.002 × 1,000,000, we can write it as 4.002 × [tex]10^6[/tex].
However, our options are given in terms of powers of 10 from [tex]10^3[/tex] to [tex]10^6[/tex]. We can rewrite 4.002 × [tex]10^6[/tex] as 4.002 × ([tex]10^6[/tex] ÷ [tex]10^2[/tex]) = 4.002 × [tex]10^{(6-2)}[/tex]
= 4.002 × [tex]10^4[/tex].
Therefore, the correct answer is option C, 4.002 × [tex]10^4[/tex].
In summary, to find the result of 9,002,000 - 5 • [tex]10^6[/tex], we perform the subtraction to get 4,002,000, and then we express it in scientific notation as 4.002 × [tex]10^4[/tex]. Option C is the correct choice.
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Triangle ABC and triangle CDE are similar right triangles. Which proportion can be used to show that the slope of AC is equal to the slope of CE?
A) 0 − 2 / 3 − 0 = 2 − 4 / 6 − 3
B) 2 − 0 / 3 − 0 = 4 − 2 / 6 − 3
C) 2 − 0 / 3 − 0 = 4 − 2 / 3 − 6
D) 2 − 0 / 0 − 3 = 4 − 2 / 6 − 3
Answer: B) [tex]\frac{2-0}{3-0}=\frac{4-2}{6-3}[/tex]
Step-by-step explanation:
1. You can calculate the slope by applying the following formula:
[tex]m=\frac{y_{2}.y_{1}}{x_{2}-x_{1}}[/tex]
2. The point A is (0,0) and the point C is (3,2).
Where:
[tex]y_{2}=2\\y_{1}=0\\x_{2}=3\\x_{1}=0[/tex]
3. The point C is (3,2) and the point E is (6,4).
Where:
[tex]y_{2}=4\\y_{1}=2\\x_{2}=6\\x_{1}=3[/tex]
4. Then, you have:
[tex]\frac{2-0}{3-0}=\frac{4-2}{6-3}[/tex]
[tex]\frac{2}{3}=\frac{2}{3}[/tex]
5. Therefore, the slope of AC is equal of the slope CE.
Answer any of these questions and get a good rating if you are correct. (Also this is multiplication with fractions)
1.What is the product in simplest form?
−8/9⋅5/6
2.What is the product?
Enter your answer as a fraction, in simplified form, in the box.
−4/5⋅10/16
3.(−2.1)⋅(−1.4)
Help ASAP please!!!!
First answer and correct answer gets the brain...
The fractions in this equation are 3/4 and 5/6. The denominators of those fractions are 4 and 6. The lowest common multiple (LCM) of the numbers 4 and 6 is 12. The LCM is 12 because this is the smallest multiple 4 and 6 have in common
Multiples of 4 are: 4, 8, 12, 16, 20, 24, 28, 32, ....
Multiples of 6 are: 6, 12, 18, 24, 30, 36, 42, 48, ....
The LCM has been highlighted in bold to make it easier to spot
Therefore, the LCD (lowest common denominator) of the fractions is 12. If we were to multiply both sides of this equation by the LCD, then we will clear out the fractions entirely to have whole numbers only left over.
Check out the attached image below for the steps of this process.
Final Answer: 9x + 36 = 10
What is the simplified expression for 5^-3 •2^2 • 5^6 / 2^3 •5^2 ?
Answer: [tex]\frac{5}{2}[/tex]
Step-by-step explanation:
1. You have the following expression given in the problem above:
[tex]\frac{(5^{-3})(2^{2})(5^{6})} {(2^{3})(5^{2})}[/tex]
2. You must apply the exponents properties, as following:
- To multiply powers that has the same bases, add the exponents of the bases that are equal:
[tex]\frac{(5^{(-3+6)})(2^{2})} {(2^{3})(5^{2})}=\frac{(5^{3})(2^{2})} {(2^{3})(5^{2})}[/tex]
- To divide powers that has the same bases, you must substract the exponents of the bases that are equal:
[tex]\frac{5^{(3-2)})} {2^{(3-2)}}=\frac{5}{2}[/tex]
3. Therefore, the answer is [tex]\frac{5}{2}[/tex]
Answer:
5/2
Step-by-step explanation:
putting the exponents and then
Can someone solve this question for me?
-3 should be you answer!
the answer is (a-3)
Evaluate. 6^2+(3x4)-2^4
32
PEDMAS - order of operations
Parenthesis
Exponents
Divide
Multiply
Add
Subtract
Answer:
33
Step-by-step explanation:
Parenthesis First:
3 * 4 = 12
Now Exponents:
6 ^ 2 = 36
2 ^ 4 =16
Put It Together:
36 + 13 = 49
49 - 16 = 33
A smaller square park has an area 3600 square meters what is the length of one side of the park
Squares have equal side lengths, so that is why the question is only asking for one side length.
The area of a square is calculated using the formula s^2, where s stands for a side of the square.
To find the length of one side of the park, you can take the given area (3,600 m^2) and square root it. This would give you the length of one side of the square park.
√3,600 = 60
The length of one side of the park is 60 meters.
The length of one side of the square park with an area of 3600 square meters is 60 meters.
Explanation:Given that the area of the square park is 3600 square meters, we can calculate the length of one side by taking the square root of the area. This is because the area of a square is calculated by squaring the length of one side (side length X side length). So, if we reverse this process by taking the square root, we find the length of one side.
So, "the length of one side of the park is the square root of 3600 which equals 60 meters".
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What is 2 hundreds+ 2 tens + 18 ones
When you add them together you get 238.
Small juice boxes come in packages of 6. Yogurt treats come in packages of 10. Paula wants to have the exact same number of each item. How many bottles of juice and individual yogurt treats will she have altogether? How many packages of each will she need?
We can see here that Paula will need 5 packages of small juice boxes and 3 packages of yogurt treats to have the exact same number of each item, resulting in a total of 30 juice boxes and 30 yogurt treats.
Since small juice boxes come in packages of 6 and yogurt treats come in packages of 10, Paula wants to have the exact same number of each item. This means that both the number of juice boxes (J) and the number of yogurt treats (Y) must be multiples of the least common multiple (LCM) of 6 and 10.
The LCM of 6 and 10 is 30.
So, Paula needs to have a multiple of 30 for both the number of juice boxes and the number of yogurt treats.
To find the values of J and Y, we can choose any multiple of 30.
Let's say Paula decides to have 30 juice boxes (J = 30) and 30 yogurt treats (Y = 30).
Now, let's find out how many packages of each she will need:
For juice boxes (packages of 6): J / 6 = 30 / 6 = 5 packages
For yogurt treats (packages of 10): Y / 10 = 30 / 10 = 3 packages
So, Paula will need 5 packages of small juice boxes and 3 packages of yogurt treats to have the exact same number of each item, resulting in a total of 30 juice boxes and 30 yogurt treats.
The high temperatures for each day last week increased by one degree each day: 65°, 66°, 67°, 68°, 69°, 70°, 71°. What was the mean temperature for the week?
68° or
65° or
71° or
70°
Answer:
it would be 68
Step-by-step explanation:
i hope it helps
Solve for x.
23=7/9(6x−36)+9
Step 1. Simplify 7/9(6x - 36) to 7(6x - 36)/9
23 = 7(6x - 36)/9 + 9
Step 2. Factor out the common term
23 = 7 * 6(x - 6)/9 + 9
Step 3. Simplify 7 * 6(x - 6) to 42(x - 6)
23 = 42(x - 6)/9 + 9
Step 4. Simplify 42(x - 6)/9 to 14(x - 6)/3
23 = 14(x - 6)/3 + 9
Step 5. Subtract 9 from both sides
23 - 9 = 14(x - 6)/3
Step 6. Simplify 23 - 9 to 14
14 = 14(x - 6)/3
Step 7. Multiply both sides by 3
14 * 3 = 14(x - 60
Step 8. Simplify 14 * 3 to 42
42 = 14(x - 6)
Step 9. Divide both sides by 14
42/14 to x - 6
Step 10. Simplify 42/14 to 3
3 = x - 6
Step 11. Add 6 to both sides
3 + 6 = x
Step 12. Simplify 3 + 6 to 9
9 = x
Step 13. Switch sides
x = 9
Final answer:
The solution to the equation is x = 9.
Explanation:
To solve for x, we need to isolate it on one side of the equation.
Let's start by distributing 7/9 to the terms inside the parentheses:
23 = (7/9)(6x - 36) + 9
Next, simplify the expression inside the parentheses:
23 = (7/9)(6x) - (7/9)(36) + 9
Now, multiply 7/9 with 6x and 36:
23 = (42/9)x - (252/9) + 9
Simplify the fractions:
23 = (14/3)x - (28/1) + 9
Combining the constants:
23 = (14/3)x - 19
Add 19 to both sides:
23 + 19 = (14/3)x
Now we have:
42 = (14/3)x
To isolate x, divide both sides by 14/3:
42 / (14/3) = x
Simplify the expression:
42 * (3/14) = x
Now, calculate:
x = 9
Mai has 40 tens. Write how many hundreds. Write the number.
The number is 400.
To find out how many hundreds Mai has, let's understand that each ten is equal to 10. So, if Mai has 40 tens, we can calculate how many ones that is in total:
40 tens * 10 = 400 ones
Now, since there are 100 ones in one hundred, we divide the total number of ones by 100 to find out how many hundreds Mai has:
400 ones / 100 = 4 hundreds
So, Mai has 4 hundreds.
Now, let's write the number:
If Mai has 4 hundreds, it means the digit in the hundreds place is 4. Since she has no tens, the digit in the tens place is 0. And since she has no ones, the digit in the ones place is 0.
One health club charges a $44 sign-up fee and $30 per month. Another health club charges a $99 sign-up fee and $25 per month. For what number of months is the cost the same?
Setting up algebraic equations to represent the costs of each club, one can solve for the number of months where the costs are the same. The cost of both health clubs is equal for 11 months.
Explanation:In mathematics, problems like this can be solved using algebra, setting the cost of club 1 equal to the cost of club 2 and then solving for the variable, in this case, the number of months for which the costs are equal. Club 1 charges a $44 sign-up fee and $30 per month, which can be written as 44 + 30m (where 'm' represents the number of months). Club 2 charges a $99 sign-up fee and $25 per month, which can be written as 99 + 25m. Set these two equations equal: 44 + 30m = 99 + 25m and solve for m. Subtract 25m from both sides to get 5m = 55, then divided both sides by 5 to find m = 11. So, the cost of membership at these two health clubs is the same for 11 months.
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what is 34% of 510.
Tracereed,
In order to solve this question you have to divide 34 by 100 then divide that by 510.
[tex]100 \div 34[/tex][tex]510 \div 34 = 2.9411764705882[/tex][tex]15 \div 100 =173.4 [/tex][tex]173.4[/tex]Therefore "173.4 is 34% of 510!"
Hope this helps!
To find 34% of 510, first write 34% as a decimal by moving the decimal point two places to the left to get .34.
Next, the word "of" means multiply, so we are going to multiply.
(.34) (510) = 173.4
Therefore, 34% of 510 is 173.4.
Choose which best explains the distributive property.
a property of the real numbers that states that the order in which numbers are added or multiplied does not change the value
a property of the real numbers that states that how numbers are grouped in a sum or product does not change the value
a(b + c) = ab + ac, or a(b - c) = ab - ac
The answer is
“A property of the real numbers states that if the numbers are grouped in a sum or in the form of its product, the value does not change.
a(b + c) = ab + ac, or a(b - c) = ab - ac”
ExplanationDistributive property states that we can multiply each term outside the parenthesis with the term present inside the parenthesis. It involves multiplication and addition or multiplication and subtraction. In mathematics, distributives property is frequently used.
Some examples of distributive property are:
3 (1 + 3) = 3. 1 + 3. 3
4 (2 – 1) = 4.2 – 4.1
Answer:
b
Step-by-step explanation:
Solve for x.
−(−2−5x)+(−2)=18
A.x=−185
B.x=−90
C.x=90
D.x=185
The correct answer is none of the ones listed. The correct answer is 18/5.
In order to find this, follow the order of operations.
−(−2−5x)+(−2)=18 ---> Distribute the negative
2 + 5x - 2 = 18 ----> Combine like terms
5x = 18 -----> Divide by 5
x = 18/5
The expression 21m−49n factored using the GCF is
The weight of a stack of standard 8.5x11 copier paper vs number of sheets of paper. Explain wether you think the relationship is proportional or not.
I think the relationship between the weight of a stack of standard 8.5x11 copier paper vs number of sheets of paper is proportional because :
Let us assume here, in this situation that each page has the same weight so if i want to find the weight of the complete stack, i will multiply the number of sheets of paper by the weight of a single sheet of paper.
The relationship between Standard stack and number of sheet is proportional.
Standard stack is 8.5 × 11 compare to number of sheet of paper.The relationship between them is proportional this is because, with the assumption that each sheet of paper has equal weight, then if we were to find the weight of standard pack (8.5 × 11 ) will be the multiplication of of number of sheet.Then the higher the number of sheet the higher the weight of the pack.Therefore, relationship between them is proportional
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Which answer is correct for 20-8 19 or 10 put your answer please
20 - 8 = 12
Hope this helps
-AaronWiseIsBae
That equals 12. The reason is because 20-8 is twelve.
find an equivalent ratio 8:4
An equivalent ratio to 8:4 is 2:1. This is found by simplifying the original ratio by dividing both numbers by their greatest common divisor, which is 4.
Explanation:To find an equivalent ratio to 8:4, we can simplify the given ratio by dividing both numbers by their greatest common divisor. In this case, the greatest common divisor of 8 and 4 is 4.
So, we divide 8 by 4 to get 2 and 4 by 4 to get 1. Therefore, 2:1 is an equivalent ratio to 8:4.
An equivalent ratio to 8:4 is 2:1. This is found by simplifying the original ratio by dividing both numbers by their greatest common divisor, which is 4.
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m<p= 21x+25 and m <n= 675x-27/3
∠n and ∠p are supllementary angles, therefore m∠n + m∠p = 180°.
[tex]m\angle p=21x+25\\\\m\angle n=\dfrac{675x-27}{3}=\dfrac{675x}{3}-\dfrac{27}{3}=225x-9[/tex]
therefore
[tex](21x+25)+(225x-9)=180\\\\(21x+225x)+(25-9)=180\\\\246x+16=180\qquad|-16\\\\246x=164\qquad|:246\\\\x=\dfrac{164}{246}\\\\x=\dfrac{2}{3}[/tex]
[tex]m\angle p=21x+25[/tex]
substitute
[tex]m\angle p=21\cdot\dfrac{2}{3}+25=7\cdot2+25=14+25=39^o[/tex]
[tex]m\angle n=225x-9[/tex]
substitute
[tex]m\angle n=225\cdot\dfrac{2}{3}-9=75\cdot2-9=150-9=141^o[/tex]
Angles on a straight line add up to [tex]180^o[/tex].
The value of x is [tex]\frac 23[/tex].The measure of [tex]\angle p[/tex] is [tex]39^o[/tex].The measure of [tex]\angle n[/tex] is [tex]141^o[/tex]Given that:
[tex]\angle p = 21x + 25[/tex]
[tex]\angle n = \frac{675x - 27}3[/tex]
To calculate the value of x, we use:
[tex]\angle p + \angle n = 180^o[/tex] --- angle on a straight line.
So, we have:
[tex]21x + 25 + \frac{675x - 27}{3} = 180[/tex]
[tex]21x + 25 + 225x - 9 = 180[/tex]
Collect like terms
[tex]21x + 225x = 180 + 9 - 25[/tex]
[tex]246x = 164[/tex]
Divide both sides by 246
[tex]x = \frac 23[/tex]
To calculate the measures of p and n, we substitute [tex]x = \frac 23[/tex] in
[tex]\angle p = 21x + 25[/tex]
[tex]\angle n = \frac{675x - 27}3[/tex]
So, we have:
[tex]\angle p = 21x + 25[/tex]
[tex]\angle p = 21 \times \frac 23 + 25[/tex]
[tex]\angle p = 39[/tex]
[tex]\angle n = \frac{675x - 27}3[/tex]
[tex]\angle n = \frac{675 \times 2/3 - 27}{3}[/tex]
[tex]\angle n = 141[/tex]
Hence, the value of x is 2/3.
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