Functions and Writing Functions

Write the equation of the exponential function for the given graph.

• y = 3^x

• y = 2(1/3)^x

• y = (1/3)^x

• y = -1(1/3)^x

Tags

CCSS.HSF.LE.A.2

• A

• B

• C

• D

• F

• G

• H

• J

• A

• B

• C

• D

• A

• B

• C

• D

If the blue is f(x)=x^2, then the red must be

• g(x)=x²-5

• g(x)=x²+5

• g(x)=(x-5)²

• g(x)=(x+5)²

Match the description to its equation.
Moves right 7

• A

• B

• C

• D

Match the description to its equation.
-Moves left 2

• A

• B

• C

• D

The blue is f(x)=|x|, red must be

• g(x)=|x+2|

• g(x)=|x|+2

• g(x)=|x-2|

• g(x)=|x|-2

Tell how the function transformed from y =|x|
y = -2|x|

• Translated left 2 units

• Reflected over x-axis

• Vertical Stretch by a factor of 2 and reflected over x-axis

• Vertical Shrink by a Factor of 2 and reflected over the x-axis