Answer:
1/6, 1/2, 7/8, 1/6
Step-by-step explanation:
1/6= .1666666667
1/2=.5
7/8=.875
5/2=2.5
1/6 is the smallest number than 1/2 than 7/8 and 5/2 is the greastest number.
(-5, -20), (9,9)
Slope
Answer:
m=29/14
Step-by-step explanation:
m=(y2-y1)/(x2-x1)
m=(9-(-20))/(9-(-5))
m=(9+20)/(9+5)
m=29/14
The required slope is [tex]\dfrac{29}{14}[/tex].
Given:
The two points are [tex](-5,-20)[/tex] and [tex](9,9)[/tex].
To find:
The slope of the line.
Explanation:
Slope formula:
[tex]m=\dfrac{y_2-y_1}{x_2-x_1}[/tex]
Using the slope formula, we get
[tex]m=\dfrac{9-(-20)}{9-(-5)}[/tex]
[tex]m=\dfrac{9+20}{9+5}[/tex]
[tex]m=\dfrac{29}{14}[/tex]
Therefore, the slope of the line is [tex]\dfrac{29}{14}[/tex].
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I completed 2/3 of my project last month and 1/4 of it this week what fraction is completed
Answer: [tex]\frac{11}{12}[/tex]
Step-by-step explanation:
Since we are looking for the total fraction completed , all we need do is to add the fraction completed last month and the fraction completed this week , that is
[tex]\frac{2}{3}[/tex] + [tex]\frac{1}{4}[/tex]
The L.C.M is 12 , so we have
[tex]\frac{2}{3}[/tex] + [tex]\frac{1}{4}[/tex] =[tex]\frac{8 +3}{12}[/tex]
= [tex]\frac{11}{12}[/tex]
Therefore 11/12 is completed
Answer:
You completed 11/12 of your project.
Step-by-step explanation:
Change into a common denominator: 2/3 = 8/12 and 1/4 = 3/12
8/12 + 3/12 = 11/12
Write an equation in slope intercept form for a line through the following: through (5,2). with a slope of -1/2
good evening ,
Answer:
let D represent the line
D : y = (-1/2)x + 4.5
Step-by-step explanation:
The equation for the line D is y=mx+p
now let’s find m and p
m is the slope then m= (-1/2)
A(5,2)∈D ⇌ 2=(-1/2)×5+p ⇌ p=9/2=4.5.
that’s it.
Look at the photo below for more info.
:)
8+5y=(8y-6)-7 how to work it out
the solution is y = 7
Step-by-step explanation:
Given equation is
[tex]8+5y=(8y-6)-7[/tex]
The equation has to be solved for y
So,
Opening brackets first
[tex]8+5y=8y-6-7\\8+5y=8y-13[/tex]
Subtracting 8 from both sides
[tex]8+5y-8=8y-13-8\\5y=8y-21[/tex]
subtracting 8y from both sides
[tex]5y-8y = 8y-21-8y\\-3y=-21y[/tex]
Dividing both sides by -3
[tex]\frac{-3y}{-3} = \frac{-21}{-3}\\y = 7[/tex]
so,
the solution is y = 7
Keywords: Linear equation, variables
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what is the mode of this data?
1.7 8.9 3 5.9 3.2 4.1 6.6 0.7
Answer:
The value of Mode is 2.43
Step-by-step explanation:
To find the mode of the given data first we have to arrange it in a increasing order then find out mean and median of the given data 0.7,1.7,3,3.2,4.1,5.9,6.6,8.9 is in increasing order For finding the median we need to take the average of 4th and 5th terms because we have the no of terms in the sequence is even not odd so we need to take the average the 4th term=3.2 and the 5th term =4.1so average =(3.2+4.1)/2=3.65so the median is equal to 3.65For mean we have to take the average of the data so mean= sum of all data /no of data mean =(0.7+1.7+3+3.2+4.1+5.9+6.6+8.9)/8=4.26so by using the formula we can get modeMode=3×Median-2×MeanMode=3×3.65-2×4.26=2.43∴The value of Mode is given as 2.43What is the slope intercept for 7x + 8y = -48
The slope-intercept form for given equation is:
[tex]y = -\frac{7}{8}x-6[/tex]
Step-by-step explanation:
Given equation is:
[tex]7x+8y = -48[/tex]
The given equation is in standard form. The slope-intercept form is:
[tex]y =mx+b[/tex]
Ao, to convert the given equation to slope-intercept form
Subtracting 7x from both sides
[tex]7x-7x+8y = -7x-48\\8y = -7x-48[/tex]
Dividing both sides by 8
[tex]\frac{8y}{8} = \frac{-7x-48}{8}\\y=-\frac{7}{8}x-\frac{48}{8}\\y = -\frac{7}{8}x-6[/tex]
The slope-intercept form for given equation is:
[tex]y = -\frac{7}{8}x-6[/tex]
Keywords: slope-intercept form, Standard form of equation
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What is cos θ when sin θ = 2/5? Rationalize the denominator if necessary.
Answer:
[tex]cos(\theta)=\frac{\sqrt{21}}{5}[/tex]
Step-by-step explanation:
we have that
The angle [tex]\theta[/tex] belong the the First Quadrant (see the figure)
so
[tex]cos(\theta)\ and\ sin(\theta)[/tex] are positive values
we know that
[tex]sin^2(\theta)+cos^2(\theta)=1[/tex] ----> trigonometric identity
we have
[tex]sin(\theta)=\frac{2}{5}[/tex]
substitute in the identity
[tex](\frac{2}{5})^2+cos^2(\theta)=1[/tex]
[tex]cos^2(\theta)=1-\frac{4}{25}[/tex]
[tex]cos^2(\theta)=\frac{21}{25}[/tex]
square root both sides
[tex]cos(\theta)=\frac{\sqrt{21}}{5}[/tex]
Blaine buys 2 books and the total cost is $24.18. What is the constant of proportionality that relates the cost in dollars, y, to the number of books, x?
Answer:
$ 12.09
Step-by-step explanation:
formula Y = KX
Where; y = $ 24.18
x = 2 books
k = constant of proportionality
Step 1. Do the equation based on the formula
Y = kx
$24.18 = k2
Step 2. Divide by 2
$24.18/2 = k2/2
k = $12.09 (answer)
2+2+2+2x1=What I have no clue please help
Answer:
8
Step-by-step explanation:
Im guessing that the x means multiplication
so PEMDAS
so 2 times 1 is 2 so basically it is now
2+2+2+2= 8
Answer:
Your answer is 8 :)
Step-by-step explanation:
2+2 is 4
4+2 is 6
6+2 is 8
Then 8 times 1 is 8, because anything times 1 is that number!
Hope it helps!!
A gallon of chevron gas is currently $3.75 per gallon. If your car's tank holds 12.25 gallons, about how much will it cost to fill the tank
Multiply the number of gallons by the price per gallon:
12.25 gallons x 3.75 per gallon = $45.94 total.
Use mental math. A resort has 380 rooms with space for 6 people. Estimate the greatest number of people who could be in these rooms at the same time. Explain your thinking to a friend or family member. (Don’t do the last part. That was just in the instructions T-T)
Answer:
6 people
Step-by-step explanation:
Since the resort has 380 rooms with space for 6 people, only 6 people can be in these rooms at the same time.
Note: It was not said that each room has space for 6 people but the hotel has space for 6 people
Irrespective of the number of rooms available, the space limit is 6, hence not more than 6 people can be accommodated.
In which of the tables below x and y are inversely proportional? Find the constant of variation. If there is one. (a) x:y, 3:8, 4:6, 5:4.8, 5.5:4
(b) x:y, 0.1:300, 0.5:60 75:0.4, 100:0.3
Answer:
The table B represent an inverse variation
The constant of variation k is 30
Step-by-step explanation:
we know that
A relationship between two variables, x, and y, represent an inverse variation if it can be expressed in the form [tex]y*x=k[/tex] or [tex]y=k/x[/tex]
Verify table A
For x=3, y=8 ----> [tex]k=y*x[/tex] ----> [tex]k=8*3=24[/tex]
For x=4, y=6 ----> [tex]k=y*x[/tex] ----> [tex]k=6*4=24[/tex]
For x=5, y=4.8 ----> [tex]k=y*x[/tex] ----> [tex]k=4.8*5=24[/tex]
For x=5.5, y=4 ----> [tex]k=y*x[/tex] ----> [tex]k=5.5*4=22[/tex]
The values of k are different
therefore
The table A not represent an inverse variation
Verify table B
For x=0.1, y=300 ----> [tex]k=y*x[/tex] ----> [tex]k=300*0.1=30[/tex]
For x=0.5, y=60 ----> [tex]k=y*x[/tex] ----> [tex]k=60*0.5=30[/tex]
For x=75, y=0.4 ----> [tex]k=y*x[/tex] ----> [tex]k=75*0.4=30[/tex]
For x=100, y=0.3 ----> [tex]k=y*x[/tex] ----> [tex]k=100*0.30=30[/tex]
All the values of k are the same
therefore
The table B represent an inverse variation
The equation is equal to
[tex]y*x=30[/tex]
Answer: Only (A)
If you go RSM this the Answer.
(02.01)The ratio of X's to O's is 12 over 9. . Use the image below to determine another ratio for X's to O's: Image with 12 Xs and 9 circles. The 12 Xs are broken down so that there are 4 Xs 3 times and the circles are broken down so that there are 3 circles 3 times.
3 over 4.
9 over 12.
4 over 3.
9 over 4.
Answer:
4 over 3 or 4 : 3.
Step-by-step explanation:
See the diagram attached.
Now, The ratio of X's to O's is 12 : 9.
Now, we have to determine another ration for X's to O's.
The image will help us to do that.
There are 12 numbers of X and that can be broken into 3 sets of X with 4 X in each set. Hence, 12 = 3 × 4
Again, there are 9 numbers of O and that can be broken into 3 sets of O with 3 O in each set. Hence, 9 = 3 × 3
Therefore, the ratio of X's to O's is 12 : 9 ≡ (3 × 4) : (3 × 3) ≡ 4 : 3
{Cancelling 3 from each term} (Answer)
Answer:
The answer is 4 over 3.
Step-by-step explanation:
if you look at the image all you have to do is count the X's on the top, and that's the top of your fraction, then count the bottom number, that's the bottom of your fraction.
4 on the top three on the bottom so your fraction/ratio is 4 over 3!
hope this helped!!!
write (-3, 5) and (-2, -6) standard form
Answer:The numbers are already in standard form
Step-by-step explanation:
yan is running on a track that is of a km long. She can run 4 laps in 12
minutes. What is her speed in km per minute?
Answer:
3 km per minute
Step-by-step explanation:
12/4=3 laps
3 km per minute
Find the number of roots for each equation.
5. 5x4 + 12x3 – x2 + 3x + 5 = 0
Answer:
The number of roots for equation [tex]5x^4 + 12x^3 – x^2 + 3x + 5 = 0[/tex] is 4 .
Step-by-step explanation:
Here, the given function polynomial is :
[tex]P(x) : 5x^4 + 12x^3 – x^2 + 3x + 5 = 0[/tex]
The Fundamental Theorem of Algebra says that a polynomial of degree n will have exactly n roots (counting multiplicity).
Now here, the degree if the polynomial is 4 (highest power of variable x).
So, according to the Fundamental Theorem, the given polynomial can have AT MOST 4 roots, counting Multiplicity.
Hence, the number of roots for equation [tex]5x^4 + 12x^3 – x^2 + 3x + 5 = 0[/tex] is 4 .
Factor the expression.
3x2 + 7x-6
Answer:
this answer is. _48 am I right
the factored form of the expression [tex]\(3x^2 + 7x - 6\) is \((3x - 2)(x + 3)\).[/tex]
To factor the expression [tex]\(3x^2 + 7x - 6\),[/tex] we need to find two numbers that multiply to give [tex]\(3 \times (-6) = -18\)[/tex] and add to give the middle coefficient, (7)
The two numbers that meet these criteria are [tex]\(9\) and \(-2\).[/tex]
Now, we can rewrite the middle term \(7x\) as the sum of these two terms:
[tex]\[3x^2 + 9x - 2x - 6\][/tex]
Next, we group the terms and factor by grouping:
[tex]\[3x(x + 3) - 2(x + 3)\][/tex]
Now, we can factor out the common factor [tex]\(x + 3\):[/tex]
[tex]\[(3x - 2)(x + 3)\][/tex]
So, the factored form of the expression [tex]\(3x^2 + 7x - 6\) is \((3x - 2)(x + 3)\).[/tex]
Bevo has $5000 to invest. Bank A offers a savings account that has an APR of 1.15% and compounds monthly. Which equation will determine how much money Bevo will have in his account after 9 years?
The equation [tex]A=5000(1.000958333)^{108}[/tex] will determine how much money Bevo will have in his account after 9 years
Step-by-step explanation:
The formula for compound interest, including principal sum is
[tex]A=P(1+\frac{r}{n})^{nt}[/tex] , where:
A is the future value of the investment/loan, including interestP is the principal investment amount (the initial deposit or loan amount)r is the annual interest rate (decimal)n is the number of times that interest is compounded per unit tt is the time the money is invested or borrowed forBevo has $5000 to invest. Bank A offers a savings account that has an APR of 1.15% and compounds monthly
We need to find Which equation will determine how much money Bevo will have in his account after 9 years
Because there is no choices we will write the equation
∵ Bevo has $5000 to invest
∴ P = 5000
∵ Bank A offers a savings account that has an APR of 1.15%
and compounds monthly
∴ r = 1.15% = 1.15 ÷ 100 = 0.0115
∴ n = 12 ⇒ compounds monthly
∵ t = 9
- Substitute all of theses values in the formula below
∵ [tex]A=P(1+\frac{r}{n})^{nt}[/tex]
∴ [tex]A=5000(1+\frac{0.0115}{12})^{(12)(9)}[/tex]
∴ [tex]A=5000(1.000958333)^{108}[/tex]
The equation [tex]A=5000(1.000958333)^{108}[/tex] will determine how much money Bevo will have in his account after 9 years
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The equation to find out how much Bevo will have in his account after 9 years by investing $5000 in a saving account at Bank A which offers an APR of 1.15% compounding monthly is given by the future value formula of compound interest: FV = P(1 + r/n)^(nt). By plugging the values into this formula, Bevo can determine his future balance.
Explanation:The subject of this question is about understanding compound interest. Specifically, it is about interpreting how Bevo's financial investment would grow over a certain period at a specific rate of interest in a savings account. The equation to calculate the future value (FV) of Bevo's investment, compounded monthly, is given by the compound interest formula:
FV = P(1 + r/n)^(nt)
Where:
P is the principal amount (the initial amount of money Bevo has to invest, in this case $5000).r is the annual interest rate in decimal form (the APR divided by 100, for Bank A this would be 1.15/100 = 0.0115).n is the number of times that interest is compounded per unit t, in this case, this value is 12 (as it is compounded monthly).t is the time the money is invested for in years (specified in the question as 9 years).This gives a better understanding of how savings accounts and compounded interest work.
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find the coordinates of point P along the directed line segment AB so that AP to PB is the given ratio. A(-4,-8), B(0,0) ; 3 to 1
To find the coordinates of point P along the directed line segment AB so that AP to PB is in the ratio 3 to 1, we use the section formula. Substituting the values into the formula, we find that the coordinates of point P are (-1, -2).
Explanation:To find the coordinates of point P along the directed line segment AB so that AP to PB is in the ratio 3 to 1, we can use the concept of section formula.
The section formula states that if we have two points A(x1, y1) and B(x2, y2), and we want to find a point P along the line segment AB such that AP to PB is in the ratio m to n, then the coordinates of P can be found using the following formulas:
x = (mx2 + nx1) / (m + n)
y = (my2 + ny1) / (m + n)
In this case, A(-4, -8) and B(0, 0).
Let's substitute the values into the formula:
x = (3 * 0 + 1 * -4) / (3 + 1) = -4/4 = -1
y = (3 * 0 + 1 * -8) / (3 + 1) = -8/4 = -2
Therefore, the coordinates of point P are (-1, -2).
Final answer:
To find point P on line segment AB where AP:PB = 3:1, we use section formula to get P's coordinates as (-1,-2). This method applies interpolation of the endpoints' coordinates, A(-4,-8) and B(0,0), by their respective weights in the given ratio.
Explanation:
To find the coordinates of point P on the directed line segment AB such that the ratio of AP to PB is 3 to 1, we can use the section formula which combines the x and y coordinates of A and B weighted by the given ratio, since P divides AB internally in the ratio 3:1.
The coordinates of A are (-4, -8) and the coordinates of B are (0, 0). Using the section formula, we can find the coordinates of P as follows:
Let x and y be the coordinates of P.
The x-coordinate of P is given by ((3 * 0) + (1 * (-4))) / (3 + 1) = -1.
The y-coordinate of P is given by ((3 * 0) + (1 * (-8))) / (3 + 1) = -2.
Therefore, the coordinates of P are (-1, -2).
This process involves interpolation of the given points in the specific ratio to find the required coordinates.
If 1 inch represents 10 miles on a map, then how many inches will represent 120 miles?
Answer:
12
Step-by-step explanation:
120 divide by 10
Answer:
12
Step-by-step explanation:
120/10
F(x) = -3x +20; f(8)
Answer:
f(8)=-4
Step-by-step explanation:
f(x)=-3x+20
f(8)=-3(8)+20
f(8)=-24+20
f(8)=-4
How to draw two lines with slope 3/4
Just make sure that the line goes 4 unit to the right as it goes 3 units up.
If you have a grid you need to fill in you can plot these points, and pass through them with a line.
y=3/4x: (0,0) and (4,3)
y=3/4x+1: (0,1) and (4,4)
2 and 1/7 :(15a)= 5/14 :(0.8)
Answer:
a = 0.32Explanation:
This question requires that you find the value of [tex]a[/tex] given that:
[tex]2\frac{1}{7}:(15a)=(5/14)/(0.8)[/tex]That is you have to solve the equation for a.
1. Rewrite the equation in form of fractions, convert the mixed number into an improper fraction, and convert the decimal number into fraction too.
[tex]2\frac{1}{7}:(15a)=(5/14)/(0.8)\\ \\ \frac{2+\frac{1}{7} }{15a} =\frac{5/14}{8/10}\\ \\\frac{(14+1)/7}{15a} =\frac{5\times 10}{8\times 14}\\ \\ \frac{15}{7\times 15a} =\frac{50}{112}[/tex]
2. Cross multiply to leave a alone:
[tex]a=15\times 112/(7\times 15\times 50)\\ \\a=1680/5250\\ \\a=0.32[/tex]
(2x^3-4x^2-3x-9) ÷ x-3
Answer:
2x squared + 2x + 3
Step-by-step explanation:
you can either use synthetic division or use long division. either way will work. search up synthetic and long division on y___ube and you should get it
simplify
-4(11+4n)-3(-2n+9)
Answer:
-71-10n
Step-by-step explanation:
-4(11+4n)-3(-2n+9)
-44-16n+6n-27
-44-27-10n
-71-10n
The figure shows two parallel lines KL and NO cut by the transversals KO and LN:
Which statement best explains the relationship between AKLM and AONM?
AKLM - AONM because mx3 = m_4 and m_1= m25
AKLM - AONM because m23 = m26 and mZ1=m24
AKLM E AONM because mZ3 =m24 and m_1=m25
AKLM = AONM because m23 =mZ6 and mZ1=m24
Answer:
the first answer posted is wrong
Step-by-step explanation:i put it in my exam and it was wrong and i think the right answermight be
AKLM = AONM because m23 =mZ6 and mZ1=m24
Which situation is best modeled by the equation
7-x=3?
CLEAR
CHECK
You spend $7 to enter a theme park, and then $3 per ride.
Three friends each get an equal share of the $7 they
earned.
You have some money left after you spend $7 and $3.
The price of a book, $7, was lowered by some amount to
$3.
Answer:
Step-by-step explanation:
The last one
The equation 7 - x = 3 is best modeled by the situation where the original price of a book at $7 is lowered by an amount of $4 to reach the final price of $3.
The given equation 7 - x = 3 can be used to model a situation where the price of a book, originally $7, is reduced by some amount to $3. After solving the equation by subtracting 7 from both sides and then multiplying by -1, we get x = 4. This means the amount reduced from the original price is $4, which is consistent with a price reduction scenario: the book's original price was $7, and it was reduced by $4, bringing the final price to $3.
I will mark as brainiest who ever get this right
You are preparing cookies using a recipe that serves 240 people. However, you only want to make enough for 60 people. The original recipe is as follows:
9 cups all-purpose flour
4 teaspoons baking soda
4 teaspoons salt
4 cups butter
3 cups granulated sugar
3 cups packed brown sugar
4 teaspoons vanilla extract
8 large eggs
8 cups Semi-Sweet Chocolate Morsels
How much of each ingredient should you use to make a batch of these cookies for 60 people?
Answer:
2.25 cups of flour
1 teaspoon of baking soda
1 teaspoon of salt
1 cup of butter
0.75 cups of granulated sugar
1 teaspoon of vanilla extract
2 large eggs
2 cups of Semi-Sweet Chocolate Morsels
Step-by-step explanation:
The ingredients should be 4 times less than the original ones because 240:4=60
27/22 as a decimal rounded to the nearest tenth
The fraction 27/22, when converted into a decimal and rounded to the nearest tenth, is approximately 1.2.
To convert a fraction to a decimal, divide the numerator by the denominator. In this case, divide 27 by 22.
Explanation:The question asks to convert the fraction 27/22 into a decimal, rounded to the nearest tenth. First off, we calculate the division of 27 by 22, which gives us approximately 1.227. However, we need to round this figure to the nearest tenth, which results in the value of 1.2. Be sure to understand that when we say 'rounded to the nearest tenth', we refer to the first digit after the decimal point.
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3. Sherri bought a package of pens that contained 15 pens. How many packages should she
buy if she needs 240 pens?
Answer:
16 packages
Step-by-step explanation:
240 / 15 = 16 packs