Algebra Core Review day 2

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Algebra Core Reviewday 2
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Unit 4 Relations

• Domain
• Range
• Inverse
• Linear
• Function

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• 1. Which equation is a linear equation?
• A.
• B.
• C.
• D.

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• 2. Choose the statement that is true.
• A. It is nonlinear.
• B. It is linear. C. It is a function.
• D. It has a negative correlation.

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• 3. Determine which of these tables of data shows
  a nonlinear pattern.
• A.
• B.
• C.
• D.

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• 4. Find the range of the relation
• (3, -4), (-2, 1), (-7, 8), (-2, 6), (4, 8)
• A. -4, 1, 6, 8
• B. -7,-2, 3, 4
• C. 1, 3, 4, 6, 7, 8
• D. -7, -4, -2

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• 5. Find the domain of the relation
• A. -3, -1, 3, 4, 8
• B. -5, -3, 2, 3, 5
• C. 2, 3, 4, 5, 8
• D. -5, -3, -1

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• 6. If , find .
• A. 12
• B. 4
• C. -17
• D. -23

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Unit 5 Slope

• Formulas for Slope

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• 7. Find the slope of the line.
• A.
• B.
• C.
• D.

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• 8. Find the slope of the line through (-3, 5) and
  (-3, -2).
• A.
• B.
• C. 0
• D. undefined

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• 9. A person is paying 10 per week to a friend to
  repay a 100 loan. What does the slope of the
  line represent (as a rate of change)?
• A. The debt is decreasing at a rate of 10 per
  week.
• B. The debt is increasing at a rate of 10 per
  week.
• C. The original debt was 100.
• D. The debt will be paid off in 10 weeks.

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• 10. In 1995, there were 12,000 students at Beacon
  High. In 2000, there were 12,250. What is the
  rate of change in the number of students per
  year?
• A. 5
• B. 50
• C. 125
• D. 250