Pre-Calculus - Week 4

Quiz

Answer every question, then submit for automatic grading. 80% or above passes.

Question 1 · easy

Evaluate: 125^(1/3).

Question 2 · easy

Is f(x) = (2/3)^x growth or decay?

Question 3 · easy

State the HA of g(x) = 4^x + 5.

Question 4 · easy

Solve: 2^(x+3) = 64.

Question 5 · medium

Solve: 9^x = 27.

Question 6 · medium

Describe all transformations of g(x) = -e^(x-1) + 2 relative to f(x) = e^x.

Question 7 · medium

$1000 at 5% compounded annually for 3 years. Find A.

Question 8 · medium

A sample of 80g decays by half every 5 years. How much after 20 years?

Question 9 · easy

Find the y-intercept of f(x) = 2 * 3^(x+1).

Question 10 · challenge

Solve: 4^(x+1) = 8^x.