Understanding Exponential Functions

What is the value of (1/2)^0?

• 1

• 1/2

• 2

• 0

How does the graph of y = (1/2)^x behave as x approaches negative infinity?

• It approaches zero

• It approaches infinity

• It remains constant

• It oscillates

What is the value of 2^(-1)?

• -2

• 1/2

• 0

• 2

For the function y = 2^x, what is the range?

• y = 1

• y = 0

• y < 0

• y > 0

What happens to the graph of y = (1/3)^x as x increases?

• It oscillates

• It increases

• It decreases

• It remains constant

How does the graph of y = 3^x compare to y = 2^x?

• It remains constant

• It increases faster

• It increases slower

• It decreases

What is the graph of y = 1^x?

• A horizontal line

• A vertical line

• An increasing curve

• A decreasing curve

Why is zero to any negative exponent undefined?

• It equals one

• It equals zero

• Zero is in the numerator

• Zero is in the denominator

What is the behavior of the graph when the base is negative?

• It oscillates

• It increases

• It remains constant

• It decreases

Why must the multiplier b be greater than zero in exponential functions?

• To avoid errors

• To make it constant

• To make it one

• To make it zero