Given that (6,5) is on the graph of f(x), find the corresponding point for the function-2f(x)

Answers

Answer 1
For f(6) = 5, you will have -2f(6) = -2*5 = -10

The point of interest is (6, -10).
Answer 2

Answer:

the person up is wrong

Step-by-step explanation:

i got it wrong on the test rn


Related Questions

What are the solutions to the equation x² = 256?

Answers

x = 16
x = - 16

You could do it this way
x^2 - 256 = 0
(x - 16)(x + 16) = 0
x - 16 = 0
x = 16

x + 16 = 0
x  = - 16

x² = 256
x = ±√256
x = ±16

 the solutions are x = -16 and x = 16

What is the value of x in the quadrilateral shown below?

A. 80°
B. 70°
C. 60°

Answers

A quadrilateral has 4 angles that add up to 360 degrees. So, to solve for x:

85+150+55=290
360-290= 70
X= 70 degrees

The two figures are similar. What is the value of the marked angle?

A. 108
B. 72
C. 90
D. 162

Answers

B. 72

When two figures are similar, they always have the same angles.

I think its b

Hope this helps

What's the difference between residential heating and cooling systems and commercial/industrial heating, cooling, or refrigerating facilities? A. The amount of energy the building or facility uses B. The location of the system—in a home or a business C. The number of people that occupy the building or facility D. The size of the building or facility

Answers

c i believe is the answer
 

Suppose a - b = 0.
Which one of these expressions equals ab?

a. a^2
b. 0
c. 2b
d. 2a
e. a/b

Answers

we have that

a-b=0-----------------> a=b
b=a
therefore
a.b--------> substituting---------> a*(a)=a²   or  b*b=b²

the answer is the option A) a²

-(5)^-1

-1/5
-5
5
1/5

Answers

−5−1
= −‌1/5‌
Answer = ‌−1/5 (A)

highest value on the domain of the function is called what.

Answers

its called the maximum

According to the Fundamental Theorem of Algebra, which polynomial function has exactly 11 roots?

A ) f(x) = (x - 1)(x + 1)^11

B ) f(x) = (x + 2)^3(x^2 -7x +3)^4

C ) f(x) = (x^5 + 7x + 14)^6

D ) f(x) = 11x^5 + 5x + 25


I originally chose A, but that was incorrect on my quiz.

Answers

B would be the right one

F(x) = (x+2)^3 = the highest power for this type turn out will be x^3
the other part is (x^2 - 7x + 3)^4, the highest power for this part will be x^8
since (x+2)^3(x^2-7x +3)^4 = the highest power of first part x^3 second part x^8
x^3 * x^8 = x^11 that result in 11 roots
This type of math, you don't need to configure the whole problem, you just need to know the basic rules of power of a number. For example, (x^2)^3, then 2*3 = 6 make x^6.
or x^2 * x^3 = x^2 + 3 = x^5.

Answer:

The correct answer is B

Step-by-step explanation:


Darlene's Caillou's 8 gallons of gasoline to travel 340 miles at mechanic work on the car and use 7 gallons of gasoline to travel 350 miles if the price of gasoline was approximately $4 per gallon how much less to the nearest cent per get a smile that it cost to run after the mechanic work on it

Answers

Before mechanic:
340 miles with 8 gallons.
A gallon costs $4, so 8 gallons cost 8 * $4 = $32.
$32 per 340 miles = $32/340 = $0.0941/mile = 9.4 cents/mile

After mechanic:
350 miles with 7 gallons.
7 gallons cost 7 * $4 = $28.
$28 per 350 miles = $28/350 = $0.08/mile = 8 cents/mile

The difference is 9.4 - 8 = 1.4.
To the nearest cent, round 1.4 to 1.

Answer: After the mechanic, it cost 1 cent per mile less to run the car.

How can one 1/4x − 3 = 1/2x + 8 be set up as a system of equations?

a. 4y + 4x = −12
2y + 2x = 16

b.4y − x = −12
2y − x = 16

c.4y + x = −12
2y + x = 16

d.4y − 4x = −12
2y − 2x = 16

Answers

You can set y = to each side of the equation, then multiply by the denominator and put into standard form.

Left side:
.. y = 1/4x -3
.. 4y = x -12 . . . . multiply by 4
.. 4y -x = -12 . . . subtract x

Right side:
.. y = 1/2x +8
.. 2y = x +16 . . . multiply by 2
.. 2y -x = 16 . . . subtract x

These equations correspond to selection B.

Graph the solution for the following system of inequalities. Click on the graph until the correct solution is displayed. 2x + y < 0 y ≥ -4 - 2x



Answers

Keep clicking until it looks like this.

The graph for these inequalities intersects at point (0,0).


The graph displays the solution to the system of inequalities: 2x + y < 0 and y ≥ -4 - 2x. Here's a breakdown:

First Inequality (2x + y < 0):

This translates to a blue line with a negative slope. Points like (0, -2) and (3, -6) lie on this line.
We shade the region below this line because the inequality specifies "less than." Points there, like (1, -5), satisfy the inequality.
Second Inequality (y ≥ -4 - 2x):

This translates to a green line with a negative slope as well. Points like (0, -4) and (2, -8) lie on the line.
Unlike the first, we shade the region above this line because the inequality specifies "greater than or equal to." Points like (1, -3), above the line, satisfy the inequality.
Combined Solution:

The solution space is the overlap where both inequalities hold true. This is the triangular region shaded in both blue and green. Points within this region, like (1, -5), satisfy both inequalities.
Checking Points:

If unsure about shading, test points outside the shaded region. For example, point (0, 0) lies above both lines, satisfying both inequalities. This confirms the shading is correct.

Find the value of x and the value

A: x=20,y=45
B:x=45,y=20
C:x=60,y=120
D:x=90,y=60

Answers

we have that

[3y°+6y°+2x°+90°]=360°
9y°+2x°=270°

but we know that
2x°=90°------------------ > x=45°
therefore
9y°+2x°=270°--------> 9y°+2(45°)=270°
9y°=270°-90°------------------> y=20°

the answer is 
x=45°
y=20°
the option B:x=45°,y=20°

Which is an equivalent expression for 14+10x+6−8x?14+10x+6−8x?

Answers

= (10 -8)x +(14+6)
= 2x +20

Due to his good credit history, Francis was able to purchase a home with a good interest rate on his loan. Assuming Francis has the ability to choose the length of his loan and the amount of the down payment, what method would help Francis decrease the total cost of the loan? Select the best answer from the choices provided. reducing the down payment increasing the length of the loan increasing the length of the loan and reducing the down payment reducing the length of the loan and increasing the down payment

Answers

Answer:
Reducing the length of the loan and increasing the down payment.

Explanation:
Increasing the down payment will reduce the total amount you will owe to the bank so there will be less interest charges.

The smaller the term, the higher the interest rate but the smaller the time the less the bank will actually receive from you.

Answer:

Reducing the length of the loan and increasing the down payment

Step-by-step explanation:

Assuming Francis has the ability to choose the length of his loan and the amount of the down payment.

The method that would help Francis to decrease the total cost of the loan is - reducing the length of the loan and increasing the down payment.

When a person pays more amount in down payment, then he will have to loan out a smaller amount. And he will have to pay less interest. If the loan is short, the interest to be paid will be less. If the loan term is long, the interest also increases. One has to pay interest for the whole tenure of the loan.

So, if someone wants to reduce the loan amount, he must pay more in down payment.

picking a multiple of 5 from the integers between 1 and 40

Answers

Multiples of 5 end in 5 or 0 this would mean
5,10,15,20,25,30,35,40 are all multiples of 5

(HURRY!!! GET 24 PTS) The residential colony has a population of 5400 requires 60 liters of water is per person per day. For the effective utilization of rain water, a group of people decided for WATER HARVESTING. They constructed a water reservoir measuring 49mx27mx25m to collect the rain water. It this water reservoirs is full of water then for how many days it will last for the colony?

Answers

First compute the amount of water needed per day:
[tex]60\times5400=324000L[/tex]
Transform the above amount to m^3:
[tex]324000\times0.001=324\,m^3[/tex]
Compute the volume of the reservoir:
[tex]49\times27\times25=33075\,m^3[/tex]
Now compute the number of days covered by the amount of water like this:
[tex] \frac{33075}{324}=102\,\,\,\text{days.} [/tex]

what he said hope it helped      

Step-by-step explanation:

Which of the following is not a classification of the number given below? -3

Answers

Hello!

I know for a fact that -3 classifies as an integer and a rational number for sure. So, that leaves us two options, real number, and whole number.

Given this information I think the correct answer is whole number, but it might also be real number. So sorry if I am wrong! : )

I hope this helps!
Please Rate & Thank!
Please mark as Brainliest!

Have a wonderful day! : )

find the measures of two angles one positive and negative that are coterminal with pi/2

Answers

Answer:  The required measures of two angles one positive and negative that are co-terminal with [tex]\dfrac{\pi}{2}[/tex] are [tex]-\dfrac{3\pi}{2}[/tex] and [tex]\dfrac{5\pi}{2}.[/tex]

Step-by-step explanation:  We are given to find measures of two angles one positive and negative that are co-terminal with [tex]\dfrac{\pi}{2}.[/tex]

Let x and y represents the positive and negative co-terminal angles respectively.

We know that

the measures of any two co-terminal angles differ from each other by a multiple of [tex]2\pi.[/tex]

So, the values of x and y can be found as follows :

[tex]x=\dfrac{\pi}{2}-2\pi=-\dfrac{3\pi}{4},\\\\\\y=\dfrac{\pi}{2}+2\pi=\dfrac{5\pi}{2}.[/tex]

Thus, the required measures of two angles one positive and negative that are co-terminal with [tex]\dfrac{\pi}{2}[/tex] are [tex]-\dfrac{3\pi}{2}[/tex] and [tex]\dfrac{5\pi}{2}.[/tex]

Final answer:

The positive coterminal angle with π/2 is 5π/2, and the negative coterminal angle is -3π/2; both angles are found by adding and subtracting 2π radians from the original angle.

Explanation:

To find the measures of two angles, one positive and one negative, that are coterminal with π/2, we need to add and subtract 2π (360 degrees) to the original angle since the angles are coterminal when they share the same initial and terminal sides and differ by a full circle (360 degrees) or a multiple thereof. The angle π/2 radians is equivalent to 90 degrees, so adding 2π radians (360 degrees) gives us a positive coterminal angle, and subtracting 2π radians (360 degrees) gives us a negative coterminal angle.

Positive coterminal angle: π/2 + 2π = 5π/2.

Negative coterminal angle: π/2 - 2π = -3π/2.

What is a simpler form of the radical expression square root of 36g^6?

Answers

√(36g^6) = 6g^3 . . . . a simpler form

simplify 6a^(2)-[-5-(9a^(2)-3a)]-[8+(-19a-8)]

Answers

now forgive me if im off a little but i believe the answer is 15a^2+16a+5
15a2+5+16a  hope i helped

17 POINTS. Find the x and y intercepts and show work please.

It’s number 2. y=x^4+2x^2-1

Answers

y = x^4 + 2x^2 - 1
The first think I always do in such a question is get the graph.
Go to wolfranalpha.com and see the graph to tell me what I'm looking for.
Put y = x^4 + 2x^2 - 1 into the input bar. You find out that there are only 2 answers.

Use the Quadratic Formula
a = 1
b = 2
c = - 1
Then let z = x^2
So the new equation is
y = z^2 + 2x - 1
You solve for z and you get
z1 = 0.4142 and z2 = - 2.4142 You can go no further with z2 because the square root of a minus number can't be graphed on the coordinate system.

z = x^2
0.4142 = x^2
x = +/- 0.6435

Note to moderator
When I send a student to wolframalpha, the work is mine and I'm not copying and pasting anything that isn't allowed by wolfram

If 2a+3b=12 and ab=6 find the value of 8a^3+27b^3

Answers

A) 2a + 3b = 12
B) ab = 6 solving for a
B) a = 6 / b then we substitute this into equation A)
A) 12 / b + 3b = 12  multiplying this by "b"
A) 12 + 3b^2 = 12b
A) 3b^2 -12b +12= 0 dividing by "3"
A) b^2 -4b + 4 = 0
Factoring
(b-2) * (b-2) = 0
b = 2
Since b = 2 then a = 3

NOW, we put these numbers into:
8a^3 +27b^3
8*3*3*3 + 27*2*2*2
216 + 216
The answer is 512


a b = 6
a = 6/b
2 *6/b + 3b = 12
12/b + 3b = 12
12 + 3b^2 = 12b
3b^2 - 12b + 12 = 0
b^2 - 4b +4 = 0
(b -  2)^2 = 0
b = 2
a will = 3
8*3^3 + 27*2^3
8*27 + 27*8
I'm getting 432

I thought perhaps I could do this a shorter way. Turns out I can't. If you give out a Brainly Please give it to the other responder.

The equation shown below involves a perfect square trinomial.

9x2 - 24x + 16 = 11

Which of the following is a step in solving this equation?

A. Divide both sides by 8
B. Subtract 16 from both sides
C. Square both sides
D. Take the square root of both sides

Answers

the correct answer is D

Sara left home and drove East 12 miles to Bakersville for her friends birthday cake then she drove 10 miles south to a friends house how far apart is Sarah's friends house and Sarah's house

Answers

From home to Bakersville Sarah covered 12 miles East, the 10 miles south to her friends.
Therefore, using Pythagoras's theorem The distance from Sarah's home to her friend's house will be;
 =√ 12²+10²
= √244
= 15.62 miles

Fifty people are surveyed at a state fair. Of the 50 people, 30 like funnel cake and 25 like fried oreos. Twenty people like both funnel cakes and fried oreos. Use a Venn Diagram to organize the data and answer the questions. How many people like either funnel cake or fried oreos?

Answers

How many people like either funnel cake or fried Oreos?
55

When using a Venn diagram to determine how many people like either funnel cake or fried Oreos out of a survey of 50, after subtracting the 20-person overlap from each individual preference to avoid double counting, the total number liking either is found to be 35 people.

To determine how many people like either funnel cake or fried Oreos, we need to use the concept of set union from Venn diagrams. First, we draw two overlapping circles, one for people who like funnel cake and another for those who like fried Oreos.

The overlapping area represents people who like both. Given that 30 people like funnel cake and 25 like fried Oreos, with a 20-person overlap liking both, we add the individual preferences and subtract the overlap to avoid double counting.

The representation is:

Number liking funnel cake only: 30 - 20 = 10

Number liking fried Oreos only: 25 - 20 = 5

Number liking both: 20

Adding these, the total number liking either funnel cake or fried Oreos is 10 + 5 + 20 = 35 people.

how many triangles have the following measurements? A=38, a=432, b=382

Answers

There is only one such triangle.

_____
You know this because the given angle is opposite the longest given side. You only have ambiguous cases if the given angle is opposite the shorter of two given sides.

Using the Law of Sines, we determined that it is possible to form one triangle with the given measurements A=38°, a=432, and b=382. The calculation includes finding angle B and angle C, ensuring all triangle conditions are met.

To determine how many triangles can have the given measurements (A=38°, a=432, b=382), we need to check if these values satisfy the triangle inequalities and if they can form a possible triangle using the Law of Sines.

First, let's use the Law of Sines which states that:

sin(A)/a = sin(B)/b = sin(C)/c

Given:

A = 38° (angle)a = 432 (side opposite to angle A)b = 382 (side opposite to angle B)

We can calculate angle B using:

sin(B) = (b × sin(A)) / a

sin(B) = (382 × sin(38°)) / 432 ≈ 0.556

Finding the arc sine of 0.556, we get:

B ≈ 33.8°

Now, we find angle C:

C = 180° - A - B ≈ 180° - 38° - 33.8° = 108.2°

Using the Law of Sines again to find side c:

c = (a × sin(C)) / sin(A)

c = (432 × sin(108.2°)) / sin(38°) ≈ 676.85

Thus, it's possible to form one such triangle with the given conditions.

If the radius of a circle is 18 yd, then the diameter of the circle is 9 yd
TRUE OR FALSE

Answers

FALSE because i pretty sure its 3

Answer:

Step-by-step explanation: False.

Are the two expressions equivalent when x = 20?

8(12x + 4)

96x + 32

Answers

The solution of the two expressions for x = 20 will be equivalent.

What is an expression?

The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.

Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.

Given that the two expressions are 8(12x + 4) and 96x + 32. The expressions will be solved as,

8(12x + 4) = 8[12(20) + 4 ] = 1952

96x + 32 = 96 (20) + 32 = 1952

To know more about an expression follow

https://brainly.com/question/25968875

#SPJ2

What is the measure of AC ? Enter your answer in the box. ° Circle with inscribed angle A B C. Angle A B C is 3 x minus 1.5 degrees. The intercepted arc A C is 3 x plus 9 degrees.

Answers

Inscribed angles are 1/2 of the measure of the intercepted arc.  That means from this we have the equation
[tex](3x-1.5)=\frac{1}{2}(3x+9)[/tex].  Distribute the 1/2:
[tex]3x-1.5=\frac{1}{2}*3x+\frac{1}{2}*9 \\3x-1.5=\frac{1}{2}*\frac{3x}{1} + \frac{1}{2}*\frac{9}{1} \\3x-1.5=\frac{3x}{2}+\frac{9}{2} \\3x-1.5=1.5x+4.5[/tex]
We cannot have a variable on both sides of the equation, so cancel the 1.5x to avoid negatives:
[tex]3x-1.5-1.5x=1.5x+4.5-1.5x[/tex]
Combine like terms:
[tex]1.5x-1.5=4.5[/tex]
Cancel the -1.5 by adding:
[tex]1.5x-1.5+1.5=4.5+1.5 \\1.5x=6[/tex]
Divide both sides by 1.5:
[tex]\frac{1.5x}{1.5}=\frac{6}{1.5} \\x=4[/tex]
Since AC is 3x+9, we substitute 4 in for x:
3*4+9=12+9=21°

Use the Inscribed Angle theorem to get the measure of AC. The intercepted arc AC is [tex]21^{\circ}[/tex].

Given,

The inscribed angle [tex]\angle ABC[/tex] is [tex]3x-1.5[/tex].

And the Intercepted arc AC is [tex]3x+9[/tex].

What is the Inscribed Angle theorem?

We know that, Inscribed Angle Theorem stated that the measure of an inscribed angle is half the measure of the intercepted arc.

So,

[tex]3x-1.5=\frac{1}{2} (3x+9)[/tex]

[tex]2 (3x-1.5)=3x+9[/tex]

[tex]6x-3.0=3x+9[/tex]

[tex]6x-3x=9+3[/tex]

[tex]3x=12\\x=4[/tex]

Since the intercepted arc AC is [tex]3x+9[/tex], putting the value of [tex]x=4[/tex] we get,

intercepted arc AC is [tex]21^{\circ}[/tex].

Hence the intercepted arc AC is [tex]21^{\circ}[/tex].

For more details on the Inscribed Angle theorem follow the link:

https://brainly.com/question/5436956

Why does a negative number times a negative number equal a positive number?

Answers

Let's say good is a positive number and bad is a negative number. Think of it as this, if something bad happens (-2) to a bad guy (-2), that's good. -2 times -2 equals 4. If something good happens to a good guy, that's good. If something bad happens to a good guy, that's bad. If something good happens to a bad guy, that's bad. I know that can be confusing but that has always helped me to remember.
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