AnswersDCSS Advanced Algebra CR 24-25Cumulative Exam

Cumulative Exam — Cumulative exam Answers

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The vertices of a triangle are given in the columns of the matrix . If is found to perform a transformation, what are the coordinates of the transformed triangle?

Question illustration
A
(0, 0), (–4, 0), (0, –5)
B
(0, 0), (–4, 0), (0, 5)
C
(0, 0), (4, 0), (0, –5).
D
(0, 0), (4, 0), (0, 5).
22
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The graph of which function passes through (0,3) and has an amplitude of 3?

A
f (x) = sine (x) + 3
Option A
B
f (x) = cosine (x) + 3
Option B
C
f (x) = 3 sine (x)
Option C
D
f (x) = 3 cosine (x)
Option D
23

Identify the equation that translates five units down.

Question illustration
A
y = l n (x minus 5)
Option A
B
y = l n (x) + 5
Option B
C
y = l n (x + 5)
Option C
D
y = l n (x) minus 5
Option D
24

Which statement accurately describes how adding a number, n, to the function affects its graph?

Question illustration
A
There is a vertical shift of n units.
B
The x-intercepts will shift n units.
C
There is a change in amplitude of n units.
D
The range will change by a factor of 2n units.
25

Johnni guessed on all 8 questions of a multiple-choice quiz. Each question has 4 answer choices. What is the probability that she got exactly 3 questions correct? Round the answer to the nearest thousandth.

Question illustration
A
0.004
B
0.208
C
0.422
D
0.792

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