Transformations of Exponential Functions

When we add a number in the parentheses (in the exponent), what happens?

• Shifts up

• Shifts down

• Shifts left

• Shifts right

When we subtract a number in the parentheses (in the exponent), what happens?

• Shifts up

• Shifts down

• Shifts left

• Shifts right

If you add a number at the end, what happens?

• Shifts up

• Shifts down

• Shifts left

• Shifts right

If you subtract a number at the end, what happens?

• Shifts up

• Shifts down

• Shifts left

• Shifts right

Which of these is an exponential function?

• 
• 
• 
• 

Would this function represent exponential growth or decay?

 $y=\left(0.4\right)^x$  

• Exponential growth

• Exponential decay

• Both

• Neither

Would this function represent exponential growth or decay?

 $y=500^x$  

• Exponential growth

• Exponential decay

• Both

• Neither

A(n) ___________________ is a line that the graph gets really close to but never crosses.

• equation

• asymptote

• function

• barrier

Using the parent function y=3^x what would the graph of y=3^x+1 look like?

• Horizontal shift left one unit
• Horizontal shift right one unit
• Vertical shift up one unit
• Vertical shift down one unit

Describe the transformation of y = 2^x - 3

• left 3

• down 3

• up 3

• right 3