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Eighth Grade (Grade 8) Functions and Relations Questions

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Grade 8 Functions and Relations
A range is a set of y-coordinates in a relation.
  1. True
  2. False
Grade 8 Functions and Relations CCSS: 8.F.A.1
This is a function.
Sin X
  1. False
  2. True
  3. Not enough information
  4. Sometimes
Grade 8 Functions and Relations CCSS: 8.F.A.3
The equation 3x2=-3+5y is
  1. linear.
  2. nonlinear.
  3. not a function.
  4. both a and c.
Grade 8 Functions and Relations CCSS: 8.F.A.1
This is not a function.
Graph - Quadratic Function y=-1/2x^2
  1. False
  2. True
  3. Not enough information
  4. Sometimes
Grade 8 Functions and Relations CCSS: 8.F.A.3
Is this graph linear?
Graph - Linear Function y=x
  1. Yes
  2. No
  3. Not enough information
  4. Sometimes
Grade 8 Functions and Relations CCSS: 8.F.A.3
Which is NOT a linear function?
  1. f(x)=4+x
  2. f(x)=-x-4
  3. f(x)=4x2
  4. f(x)=14x
Grade 8 Functions and Relations CCSS: 8.F.A.3
The equation y=3x+4 is
  1. linear.
  2. nonlinear.
  3. not a function.
  4. both b and c.
Grade 8 Functions and Relations CCSS: 8.F.A.2
Which equation has a greater rate of change than this graph? Graph - Linear Function y=2x
  1. y=12x
  2. y=32x+5
  3. y=3x-2
  4. y=-34x
Grade 8 Functions and Relations CCSS: 8.F.A.3
The equation 2x=-4+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
The equation 3x-4y=4x-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
f(x) = 2x

If x is 7, what is the end result?
  1. -5
  2. 9
  3. 14
Grade 8 Functions and Relations CCSS: 8.F.A.3
The equation 2x+13+3y=13+3y is
  1. linear.
  2. nonlinear.
  3. not a function.
  4. both a and c.
Grade 8 Functions and Relations CCSS: 8.F.A.3
The equation 2x+13=-13+2y is
  1. linear.
  2. nonlinear.
  3. not a function.
  4. both a and c.
Grade 8 Functions and Relations CCSS: 8.F.A.2
Which equation has a larger rate of change than this graph? Graph - Linear Function y=-2x
  1. y=-13x
  2. y=12x
  3. y=-15x-3
  4. y=92x
Grade 8 Functions and Relations CCSS: 8.F.A.3
The equation y2=y2-3x+2 is
  1. linear.
  2. nonlinear.
  3. not a function.
  4. both a and c.
Grade 8 Functions and Relations CCSS: 8.F.A.3
The equation 5-3x-y=2x-6+4y is
  1. linear.
  2. nonlinear.
  3. not a function.
  4. both a and c.
Grade 8 Functions and Relations CCSS: 8.F.A.3
The equation 2x2=-4+5y is
  1. linear.
  2. nonlinear.
  3. not a function.
  4. both a and c.
Grade 8 Functions and Relations CCSS: 8.F.A.2
Which equation shown has a larger rate of change than this graph? Graph - Linear Function y=1/2x
  1. y=-13x
  2. y=3x
  3. y=-15x-3
  4. y=29x
Grade 8 Functions and Relations CCSS: 8.F.A.3
The equation 6x-y=x-12 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 y=3x2+14 is
  1. linear.
  2. nonlinear.
  3. not a function.
  4. both b and c.
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