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Laabri

Unit 12 Functions Test

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Last updated about 8 years ago
11 Nsɛmmisa
Hyɛ no nsow a efi ɔkyerɛwfo no hɔ:

contest

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MAFS.8.EE.2.5
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MAFS.8.F.1.3
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MAFS.8.F.2.5
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MAFS.8.EE.2.6
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MAFS.8.F.2.4
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MAFS.8.EE.2.5
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MAFS.8.F.1.3
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MAFS.8.F.2.5
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1
Asemmisa {{asɛmmisaAhyɛnsode}}
1.

The graph of a proportional relationship is shown.

What is the amount of savings per week?

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2.

Several functions represent different savings account plans. Which functions are linear?

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3.

Which graph represents a linear function increasing at a constant rate?

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4.

Two collinear points are given in the table. Give a third point that is also on this line. Please make sure your answer is written so I can read it ..... typing is generally too small for me to see.

Asemmisa {{asɛmmisaAhyɛnsode}}
5.

The cost, C, to rent a car for d days is shown in the table. Write an equation that represents this function.

Asemmisa {{asɛmmisaAhyɛnsode}}
6.

The graph of a proportional relationship and an equation are shown.

Which one has the smaller unit rate? Justify your answer.

Asemmisa {{asɛmmisaAhyɛnsode}}
7.

The function y = 3.50x + 2 represents the total amount of money, y, saved over x weeks. What is true about the function?

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8.

Mary and Kim each take 15 minutes to ride their bikes to school. The graphs of the functions that model their rides are shown, where x is the time, in minutes, and y is the distance, in miles.

The graphs are divided into time intervals A, B, C. Use the graphs to match each statement with the appropriate person or people.

Asemmisa {{asɛmmisaAhyɛnsode}}
9.

Give the steps for graph an equation in slope intercept form.

  1. Apply the slope from the y-intercept.

  2. Graph the y-intercept on the y-axis.

  3. Draw a straight line.

  4. Make sure the equation is solved for y.

Asemmisa {{asɛmmisaAhyɛnsode}}
10.

Graph the equation

Asemmisa {{asɛmmisaAhyɛnsode}}
11.
  • The y-intercept is zero.

  • The y-intercept is anything except zeo.

  • Has a constant rate of change.

  • Proportional

  • Nonproportional