Algebra II Semester 2 Practice Final _18 Pages

ID: A
104. Let f(x) = 4 + 5x and g(x) = 2x − 1. Find f(g(x))
and g(f(x)).
a. f(g(x)) = 10x – 1; g(f(x)) = 10x + 7
b. f(g(x)) = 7x + 3; g(f(x)) = 10x + 7
c. f(g(x)) = –7x – 3; g(f(x)) = –10x + 7
d. f(g(x)) = –10x – 7; g(f(x)) = 7x + 3
105. Evaluate the logarithm.
1
log 3
243
a. –4
b. 3
c. –5
d. 5
106. Graph the function.
y = x + 3
a. c.
b. d.
107. Classify –3x 5 – 2x 3 by degree and by number of
terms.
a. quintic binomial
b. quartic binomial
c. quintic trinomial
d. quartic trinomial
108. Classify –7x 5 – 6x 4 + 4x 3 by degree and by number
of terms.
a. quartic trinomial
b. quintic trinomial
c. cubic binomial
d. quadratic binomial
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