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Algebra 1 4-6 Mixed Review: Formalizing Relations and Functions

By Matt Richardson
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Last updated about 2 years ago
6 Questions
10
1.
Review Lesson 4-5: Match each function rule with the situation it models.
  • a = 4.5s + 10
  • E = 7 + 5h
  • You buy several pairs of socks for $4.50 per pair, plus a shirt for $10. The total amount a you spend is a function of the number of pairs of socks you buy.
  • You babysit for $5 per hour and get a $7 tip. Your earnings E are a function of the number of hours h you work.
10
2.
Review Lesson 4-1: The graph shows a family's distance from home as they drive to the mountains for a vacation.

Tag the two variables in the graph above.
  • variable
  • Number of trips
  • Time
  • Number of deer spotted
  • Elevation
  • Distance from home
10
3.
Review Lesson 1-2: Evaluate the expression for x = 1, 2, 3, and 4.
  • x = 1
  • x = 2
  • x = 3
  • x = 4
  • Expression = 18
  • Expression = 12
  • Expression = 9
  • Expression = 15
10
4.
Review Lesson 1-2: Evaluate the expression for x = 1, 2, 3, and 4. Only use each x-value once.
Not all expression value categories will be used.
  • x = 1
  • x = 2
  • x = 3
  • x = 4
  • Expression = 7
  • Expression = 15
  • Expression = 29
  • Expression = 22
  • Expression = 8
10
5.
Vocabulary Review: Use the words in the left column to label the function machine in the image below. Use each word once.
  • function rule
  • y-values
  • output
  • input
  • x-values
  • range
  • Region A
  • Region B
  • Region C
10
6.
Use Your Vocabulary: Complete each sentence with the appropriate word from the column on the left. Use each word once.
  • unreasonable
  • reasonable
  • reasonableness
  • The student estimated to check the __?__ of her answer.
  • Sales tax of $32 on an $85 item is __?__.
  • A price of $14 is __?__ for a pizza.