FunctionsCourse skill

Evaluating exponential functions

Substitute the input into the exponent before applying the initial multiplier.

  • For , the initial value is .
  • Evaluate the power first, then multiply.
  • A negative input uses a reciprocal power.

Example 1

A positive input

Evaluate the exponential function at the stated input.

Example 2

A negative input

Evaluate the exponential function at the stated input.

Your turn

5 practice questions
Question 1

Find .

Check answer
Question 2

Find .

Check answer
Question 3

Find .

Check answer
Question 4

Find .

Check answer
Question 5

Find .

Check answer