Evaluating Piecewise Functions | Algebra I - Quizizz

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Evaluating Piecewise Functions

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9th - 10th grade

Mathematics

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Question 1
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Q.
How do you read this inequality?
$<$
answer choices
greater than
less than
greater than or equal to
less than or equal to
<p>greater than</p>
alternatives
<p>less than</p>
<p>greater than or equal to</p>
<p>less than or equal to</p>
answer explanation
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Question 2
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Q.
Evaluate the function when x = 4
answer choices
f(4) = 2(4) - 5 = 3
f(4) = 2(4) - 5 = -1
f(4) = ½(4) + 1 = 3
f(4) = 4
<p>f(4) = 2(4) - 5 = 3</p>
alternatives
<p>f(4) = 2(4) - 5 = -1</p>
<p>f(4) = ½(4) + 1 = 3</p>
<p>f(4) = 4</p>
answer explanation
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Question 3
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Q.
How do you read this inequality?
$\ge$
answer choices
greater than
less than
greater than or equal to
less than or equal to
<p>greater than</p>
alternatives
<p>less than</p>
<p>greater than or equal to</p>
<p>less than or equal to</p>
answer explanation
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Question 4
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Q.
How do you read this inequality? x < 2
answer choices
x is less than or equal to 2
x is greater than 2
x is greater than or equal to 2
x is less than 2
<p>x is less than or equal to 2</p>
alternatives
<p>x is greater than 2</p>
<p>x is greater than or equal to 2</p>
<p>x is less than 2</p>
answer explanation
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Question 5
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Q.
The domain restriction; x > 5 restricts which type of numbers?
answer choices
All numbers greater than or equal to 5
All numbers less than or equal to 5
All numbers greater than 5
All numbers less than 5
<p>All numbers greater than or equal to 5</p>
alternatives
<p>All numbers less than or equal to 5</p>
<p>All numbers greater than 5</p>
<p>All numbers less than 5</p>
answer explanation
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Question 6
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Q. Evaluate the function when x = 6
answer choices
f(6) = -5
f(6) = 4
f(6) = 2
f(6) = 7
<em></em>f(6) = -5
alternatives
f(6) = 4
f(6) = 2
f(6) = 7
answer explanation
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Question 7
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Q.
What is g(-2) if:
answer choices
-7
7
1
-1
<p>-7</p>
alternatives
<p>7</p>
<p>1</p>
<p>-1</p>
answer explanation
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Question 8
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Q.
Find f(1)
answer choices
-3
6
3
11
<p>-3</p>
alternatives
<p>6</p>
<p>3</p>
<p>11</p>
answer explanation
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Question 9
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Q.
What is f(-1)?
answer choices
6
-2
0
Error (Nonreal)
<p>6</p>
alternatives
<p>-2</p>
<p>0</p>
<p>Error (Nonreal)</p>
answer explanation
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Question 10
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Q.
Find f(0)
answer choices
-3
18
4
0
<p>-3</p>
alternatives
<p>18</p>
<p>4</p>
<p>0</p>
answer explanation
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Question 11
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Q.
How do you read this inequality?
$>$
answer choices
greater than
less than
greater than or equal to
less than or equal to
<p>greater than</p>
alternatives
<p>less than</p>
<p>greater than or equal to</p>
<p>less than or equal to</p>
answer explanation
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Question 12
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Q.
What is m(3) if:
answer choices
-3
-0.5
3
0.5
<p>-3</p>
alternatives
<p>-0.5</p>
<p>3</p>
<p>0.5</p>
answer explanation
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Question 13
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Q.
What is f(0)
answer choices
-5
0
1
2
<p>-5</p>
alternatives
<p>0</p>
<p>1</p>
<p>2</p>
answer explanation
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Question 14
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Q.
How do you read this inequality?
$\le$
answer choices
greater than
less than
greater than or equal to
less than or equal to
<p>greater than</p>
alternatives
<p>less than</p>
<p>greater than or equal to</p>
<p>less than or equal to</p>
answer explanation
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Question 15
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Q.
Evaluate this function for f(2)
answer choices
f(2) = 4
f(2) = 3
f(2) = -3
f(2) = 5
<p>f(2) = 4</p>
alternatives
<p>f(2) = 3</p>
<p>f(2) = -3</p>
<p>f(2) = 5</p>
answer explanation
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Question 16
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Q.
What is g(7)?
answer choices
-17
-13
13
17
<p>-17</p>
alternatives
<p>-13 </p>
<p>13 </p>
<p>17</p>
answer explanation
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Question 17
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Q.
answer choices
$12.75
$35
$45
$27.75
$12.75
alternatives
$35
$45
$27.75
answer explanation
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Question 18
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300 seconds
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Q.
What is f(-12)?
answer choices
7
204
-48
-84
<p>7</p>
alternatives
<p>204</p>
<p>-48</p>
<p>-84</p>
answer explanation
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Question 19
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Q.
answer choices
$12.75
$35
$43.40
$27.75
$12.75
alternatives
$35
$43.40
$27.75
answer explanation
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