Name:_
Practice Exam 2, Math 2312; Spring, 2008 1. (9 points) Match the formula and the graph: _(a) ln x _(b) log x _(c) log 2x (i) (ii) (iii)
2. (9 points) The population (in thousands) of two cities are given by
P1 52 (1.043 ) t and P2 49 (1.055
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Review Sheet, Precalculus Spring, 2008 Warning: This review sheet contains problems which may or may not be similar to problems on the precalculus final, which is composed by the math department. You will need to use Maple and/or a graphing c
Clicker. P1 Homework Example. A pizzeria charges $9 for a
medium cheese pizza plus $1.50 for each extra topping. Find
a formula that models the cost C of a medium pizza with t
toppings.
(Answer choices will appear in a minute)
Clicker. P1 Homework Example
Sections P.2-P.4
Finishing Section P.2
Fraction Review
Adding & subtracting fractions with the same denominator:
Adding & subtracting fractions with the different denominators:
Sets
A set is a collection of objects (referred to as elements of the set).
Ex
Precalculus 2.1 #12 - Note
A small theatre has a seating capacity of 2000. When the ticket price is $15, attendance is 1500. For
each $1 decrease in price, attendance increases by 100.
(a) Write the revenue R for the theatre as a function of ticket price
Precalculus Practice Exam 1 Spring, 2008 1. (12 points) True or False. _(a) If a linear function is increasing, then its slope is positive. _(b) The average rate of change of a function Q = f(t) over an interval can be symbolically represented as t/