10.1 and 10.2 Quiz

The parent function f(x) = 5^x is transformed into the function g(x) = -1.2(5)^x. Describe the transformation.

• vertical stretch

• vertical compression

• reflection

• reflection and vertical stretch

Using the parent function f(x) = 0.4^x, which function describes a transformation of f(x) moving up 5 units?

• f(x) = 0.4^x + 5

• f(x) = 0.4^x - 5

• f(x) = 5(0.4)^x

• f(x) = 0.4(5)^x

Tags

CCSS.HSF.BF.B.3

Using the parent function f(x) = -2(1.5)^x, which function describes a transformation of f(x) moving down 2 units?

• f(x) = -2(1.5)^x + 2

• f(x) = -2(1.5)^x - 2

• f(x) = -2*2(1.5)^x

• f(x) = 1.5(-4)^x

What is the y-intercept of the function  $y=4\left(5\right)^x?$  

• (0, 0)

• (0, 4)

• (0, 5)

Tags

CCSS.HSF-IF.C.7E

What is the asymptote of the function  $y=4\left(5\right)^x?$  

• y = 0

• y = 4

• y = 5

Tags

CCSS.HSF-IF.C.7E

How has the function  $g\left(x\right)=-5\left(3\right)^x+4$  been transformed from the parent function  $f\left(x\right)=5\left(3\right)^x$  ?

• Reflection over the y-axis and shifted up 4 

• Reflection over the x-axis and shifted down 5

• Reflect over the x-axis and shift down 4 units 

• Reflection over the x-axis and shift up 4 units

• Reflection over the y-axis and shift down 5 units

Identify the y-intercept of the function  $f\left(x\right)\ =-3\left(3\right)^x+4$  

• y-intercept at (0, -3)

• y-intercept at (0, 1)

• y-intercept at (0, -7)

Tags

CCSS.HSF-IF.C.7E

Identify the asymptote of the function  $f\left(x\right)=-3\left(3\right)^x+4$  

• y = -3

• y = 1

• y = 4

Tags

CCSS.HSF-IF.C.7E

• $-3\left(3\right)^x+2$

• $-3\left(\frac{1}{3}\right)^x+2$

• $-3\left(3\right)^x-2$

• $-3\left(\frac{1}{3}\right)^x-2$

Tags

CCSS.HSF.LE.A.2

• $-3\left(4\right)^x+2$

• $-3\left(\frac{1}{4}\right)^x+2$

• $3\left(4\right)^x+2$

• $3\left(\frac{1}{4}\right)^x+2$

Tags

CCSS.HSF.LE.A.2