AnswersHCISD Algebra II A-CRFunction Operations

Function Operations Answers

20 verified answers2 views
1
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r(x) = –x² + 3x s(x) = 2x + 1(s – r)(x) =

A
–x² + 3x – 2x + 1
B
(–x² + 3x) – (2x + 1)
C
(2x + 1) – (–x² + 3x)
D
2x + 1 – x² + 3x
2
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(s – r)(x) =

A
–x² + x – 1
B
–x² + 5x – 1
C
x² + 5x + 1
D
x² – x + 1
5

g(x) + (–g(x)) =

A
2g(x)
B
–2g(x)
C
0
6

What is f(x) + f(x) + f(x)?

A
(f(x))³
B
f(x) + 3
C
3f(x)
8

3f(x) =

A
3x
B
3x²
C
x² + 3
10

What did you include in your answer?

A
Variables represent real numbers, so they should have their properties.
B
Commutative property applies for multiplication.
C
Commutative property does not apply for division.
11

Range of g + k: y >= 0y >= -6All real numbers

A
y >= 0
B
y >= -6
C
All real numbers
12

(p + q)(2) =

Answer:

p(2) + q(2)

14

Question text not available

A
Option
B
Option
15

Question text not available

A
Option
B
Option
C
Option
19

Profit function: P(x) =

A
67x + 12
B
67x – 12
C
53x + 12
D
53x – 12

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