AnswersFL-1200330-Algebra 2 Sem 1 - FlexRelations and Functions

Relations and Functions Answers

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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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If the opposite of g(x) is –g(x), then –g(x) =

A
–x – 6
B
–x + 6
C
+ 6
3

g(x) + (–g(x)) =

A
2g(x)
B
–2g(x)
C
0
4

Range of g + k:

A
y >= 0
B
y >= -6
C
All real numbers
5

(s – r)(x) =

A
–x² + x – 1
B
–x² + 5x – 1
C
x² + 5x + 1
D
x² – x + 1
6

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

A
(f(x))³
B
f(x) + 3
C
3f(x)
7

3f(x) =

A
3x
B
3x²
C
x² + 3
8

Domain of g:

A
>= 0
B
>= 6
C
All real numbers
9

Question text not available

A
Option
B
Option
10

Profit function: P(x) =

A
67x + 12
B
67x – 12
C
53x + 12
D
53x – 12
11

Range of g:

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

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.
13

Question text not available

A
Option
B
Option
C
Option
14

What is the profit earned from selling 20 video games?

A
$1048
B
$1072
C
$1352
D
$1328
15

Domain of g + k:

A
x >= 0
B
>= -6
C
All real numbers

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