Unit 4 Review Honors PreCalculus Station L 13

Unit 4 Review Honors Pre-Calculus

Station L 13 Identify the function y = 5 + 3 x as an exponential function, logistic function, or neither.

Station Q Exponential Function

Station W

a) 47, 061 people b) 1960 or 1961 Station E Solve by changing the following equation to logarithmic form: 2 x e = 75

Station R x = ½ ln(75) = 2. 159

Station T Equation: y = 0. 87 (1. 33)x Value: 2. 72 Rewrite the expression as a sum or difference or multiple of logarithms:

Station Y 1/7 log 9 11 – 3 log 9 g – log 9 h

Station U x = 1/100 or. 01 Write the equation given that the initial value is 10, and the maximum sustainable population is 40 passing through (1, 20)

Station P Suppose you contribute $68 per quarter into a fund that earns 14. 4% annual interest. What is the value of your investment after 14 years?

Station F $11, 799. 51 Explain how the graph of y = -7 log 4 (2 x + 6) + 5 can be obtained from the graph of y = log 4 x

-Flip across the x-axis -Vertical stretch by a factor of 7 -Horizontal Shrink by a factor of ½ -Left 3 units -Up 5 Units Station V x Solve: e + -x e =9

Station X x = 8. 887 x =. 113 Find the amount accumulated after investing principal P for t years at an interest rate of r. P = $14, 000, t = 15, r = 12%, compounded semiannually (k = 2)

Station C Simplify the expression: $80, 408. 88