Exponential Functions

Identify which equations represent exponential functions.

• f(x) = 2x - 5

• g(x) = 3^x

• k(x) = 3x⁴ - 6x + 9

Which graph best represents the function $f\left(x\right)=5\left(\frac{1}{2}\right)^x$  ?

• 
• 

What is the y-intercept of the function?

• (0,2)

• (0,3)

• (0,1)

• (0,-2)

What is the range of the function?

• y>3

• y>-6

• y>0

• All real numbers.

What is the x-intercept of the exponential function?

• (0,1)

• (0,0)

• There is no x-intercept

What is the domain of the exponential function?

• All real numbers.

• y>0

• y>1

• (0, 1)

What is the y-intercept of the following function?

• There is no y-intercept

• (1,0)

• (0,1)

• (0,4)

• (4,0)

What is the domain of the following function?

• y>1

• y>2

• All real numbers

What is the range of the function?

• y>0

• y<0

• All real numbers

What is the x-intercept of the function?

• (0,1)

• (4,0)

• There is no x-intercept