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# Eighth Grade (Grade 8) Functions and Relations Questions

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Grade 8 Functions and Relations CCSS: 8.F.B.5
Grade 8 Functions and Relations CCSS: 8.F.B.5
Grade 8 Functions and Relations CCSS: 8.F.A.3
Is this graph linear?
1. Yes
2. No
3. Not enough information
4. Sometimes
Grade 8 Functions and Relations CCSS: 8.F.A.3
Is this graph linear?
1. Yes
2. No
3. Not enough information
4. Sometimes
Grade 8 Functions and Relations CCSS: 8.F.B.4
Grade 8 Functions and Relations CCSS: 8.F.A.3
The equation $y=-2x^2+2$ is
1. linear.
2. nonlinear.
3. not a function.
4. both b and c.
Grade 8 Functions and Relations CCSS: 8.F.A.3
The equation $x=-3$ is
1. linear.
2. nonlinear.
3. not a function.
4. both a and c.
Grade 8 Functions and Relations CCSS: 8.F.A.1
Which of the following relations is also a function?
1. {(2,4), (3,5), (2,7)}
2. {(3,5), (4,6), (3,7)}
3. {(-2,1), (-2,3), (6,5)}
4. {(10,0), (2,4), (-2,6)}
Grade 8 Functions and Relations CCSS: 8.F.A.1
Which sets of ordered pairs represent functions?
1. {(4,6) (5,7) (6,8) (7,9)}
2. {(1,8) (2,8) (3,8) (4,8) (5,8)}
3. {(2,4) (2,7) (6,4) (12,10) (15,5)}
4. {(3,5) (3,9) (3,11) (3,15)}
Grade 8 Functions and Relations CCSS: 8.F.A.2
Which equation has a smaller rate of change than this graph?
1. $y=-1/3x$
2. $y=-3x$
3. $y=-5/2x-3$
4. $y=-8x$
Grade 8 Functions and Relations CCSS: 8.F.A.1
This is a function.
1. True
2. False
3. Sometimes
4. Not enough information
Grade 8 Functions and Relations CCSS: 8.F.A.3
The equation $1-3x^2-y=2x-3+2y$ is
1. linear.
2. nonlinear.
3. not a function.
4. both a and c.
Grade 8 Functions and Relations CCSS: 8.F.A.3
Is this graph linear?
1. Yes
2. No
3. Not enough information
4. Sometimes
Grade 8 Functions and Relations CCSS: 8.F.A.3
The equation $x+5+7y=12+7y$ is
1. linear.
2. nonlinear.
3. not a function.
4. both a and c.
Grade 8 Functions and Relations
A domain is
1. a mathematical sentence starting that two quantities are equal.
2. an expression that has a root.
3. the set of x-coordinates in a relation.
Grade 8 Functions and Relations CCSS: 8.F.A.3
The equation $y=6$ is
1. linear.
2. nonlinear.
3. not a function.
4. both a and c.
Grade 8 Functions and Relations CCSS: 8.EE.C.7, 8.EE.C.7a
Solve the equation.
$2(-3x+5)-12=9x-3(5x+4)$
1. Infinitely Many Solutions
2. x = 1
3. x = 0
4. No Solution
Grade 8 Functions and Relations CCSS: 8.F.A.3
The equation $y=-15x+13$ is
1. linear.
2. nonlinear.
3. not a function.
4. both b and c.
Grade 8 Functions and Relations
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