PreCalculus Advanced, Test 2 Review
Do all work on separate paper. Give exact answers where possible; use your calculator only as
needed. For decimal answers, give answers to the nearest hundredth.
1. Find all zeros, real and complex, for x 4 6 x 3 + 10 x
PreCalculus Advanced, Test 1 Review ANS
Do all work on separate paper. Give exact answers where possible; use your calculator only as needed.
For decimal answers, give answers to the nearest hundredth.
1. a) Find the accumulated value of an investment of
PreCalculus Advanced, Midterm Review and ANSWERS
Give exact answers where possible; use your calculator only when directed. For decimal answers, give
answers to the nearest hundredth.
1)
Sketch the graph of the following function
8
x 3 + 2, x 1
f ( x) =
Pre-Calculus Reference Sheet
Trig. Identities
sec =
1
cos
csc =
sin2 + cos2 = 1
1
sin
tan =
sin
cos
1 + tan2 = sec2
cot =
cos
sin
1 + cot2 = csc2
Triangles
a
b
c
=
=
sin A sin B
sin C
a2 = b2 + c2 2bc Cos A , etc.
Area = bc Sin A , etc.
Area =
s ( s a
Graphing 3.1-3.3 Quiz Review Answers
1. 26.57, 5.3, 3.81
2. a. parent graph b. left 2 c. reflect over x and up 1
3. a. 1/64 b. -2 c. -12 d. 1/3 e. 243/32 f. -4 g. -5/2 h. 4/3 I. 1/3 j. -2 k. x = 28
4. a. 1 b. 2 c. 3
5. a. 0 b. 2 c. log x 2/3 d. 2x + 2 e.
Cumulative Review Chapter 1- ANS
Pre-Calculus
Determine type of function represented by the following.
1.
5. f ( x ) =
2.
2x 5
3x + 7
3.
4.
6. f ( x ) = 2 x
7. Graph f ( x ) = x 3 7 x 2 + 4 x + 12 in your graphing calculator with the domain 1 x 7 .
a. Fin
R1. a. The graphs match.
h. ydilation h? 0.7. ytranslation by I2: 3' = E + 0.? sin {4: the
result agrees Ta-ith the graph.
c. Sinusoid
R2. a. enf=ro°
ref
.7
h. sin L00" = 0.3420...
EDS 100":
100" terminates T.t-ithin ICiuadrant IL ahoia
Chapter 2 Review
1. Determine if each of the below graphs are even or odd. Explain how you can you can determine whether a
function is even or odd from a graph.
2. Determine whether the following functions are even, odd or neither:
a.
b.
c.
3. a. Sketch a