zuai-logo
zuai-logo
  1. AP Pre Calculus
FlashcardFlashcardStudy GuideStudy GuideQuestion BankQuestion Bank

Exponential and Logarithmic Functions

Question 1
college-boardPre-CalculusAPExam Style
1 mark

Which property do both the exponential function and its inverse share?

Question 2
college-boardPre-CalculusAPExam Style
1 mark

What property must be true for an exponential function to have an inverse?

Question 3
college-boardPre-CalculusAPExam Style
1 mark

If f(x)=axf(x) = a^{x}f(x)=ax, what is the base 'a' in the inverse function f−1(x)=log⁡a(x)f^{-1}(x) = \log_{a}(x)f−1(x)=loga​(x)?

Question 4
college-boardPre-CalculusAPExam Style
1 mark

What happens algebraically to find g(y), if you have h(x) such that h(x)=ae^(bx+c)+d and want g(y) which represents h's antilogarithm/inverse?

Question 5
college-boardPre-CalculusAPExam Style
1 mark

If there is an asymptote at y=0y = 0y=0 for the function g(x)=ln⁡(x)g(x) = \ln(x)g(x)=ln(x), what conclusion can be drawn regarding the slope of the graph of function g−1(x)g^{-1}(x)g−1(x) as the input approaches infinity?

Question 6
college-boardPre-CalculusAPExam Style
1 mark

If the half-life of a radioactive substance is 7 years, expressed as an inverse exponential function, what is the initial quantity of the substance if after 14 years there are 5 grams remaining?

Question 7
college-boardPre-CalculusAPExam Style
1 mark

What must hold true for both an exponential function bxb^xbx and its inverse log⁡b(y)\log_b(y)logb​(y) related to their continuity properties?

Feedback stars icon

How are we doing?

Give us your feedback and let us know how we can improve

Question 8
college-boardPre-CalculusAPExam Style
1 mark

For which value does h(t)h(t)h(t), where h(t)h(t)h(t) is defined as h(t)=log⁡9(t2−6t+14)h(t) = \log_9(t^2 - 6t + 14)h(t)=log9​(t2−6t+14), have an asymptote?

Question 9
college-boardPre-CalculusAPExam Style
1 mark

Which equation represents the horizontal stretch by a factor of two for the exponential function g(x)=5−0.5xg(x)=5^{-0.5x}g(x)=5−0.5x?

Question 10
college-boardPre-CalculusAPExam Style
1 mark

What is the inverse function of y=2xy = 2^xy=2x?