Find the rate of change

Not a constant slope/Non-Linear

The graph shows the candle's height (cm) as it burns (minutes). What does the slope MEAN?

The candle burns 2 cm every minute.

The candle burns 1 cm every minute.

The candle burns 2 cm every 2 minutes.

The candle burns 1 cm every 2 minutes.

This graph shows the increase in oven temperature over time (minutes). What is the meaning of the y-intercept?

The temperature started at 70°

The temperature increased at a rate of 40° per minute

The temperature increased at a rate of 150° per minute

The function h(t) represents the height in inches of a plant after t weeks. What does the notation h(4) = 5 mean?

After 4 weeks the plant is 5 inches tall

After 5 week the plant is 4 inches tall

The plant grows at a rate of 5/4 inch per week

The plant grows at a rate of 1 inch per week

What is the end behavior?

As x increases, y increases As x decreases, y decreases

As x increases, y decreases As x decreases, y increases

Function A is represented by the table. Function B is represented by the equation y = 3x - 4. Which function has the greatest rate of change (slope)?

Neither. They have the same slope.

There is not enough information to answer this question.

Which company charges more per hour?

Neither. They have the same rate of change.

There is not enough information to answer this question.

Given the equation of a line y+9=-3(x-4) chose the two characteristics that are true for this line. (One slope, one point on the line)

The line passes through the point (4,-9)

The line passes through the point (9,-4)

The line passes through the point (-4,9)

Which of the following recursive formulas represents the given sequence. 4, 12, 20, 28, 36, ...

$$a_1=4$$ , $$a_n=a_{\left(n-1\right)}+8$$

$$a_1=4$$ , $$a_n=a_{\left(n-1\right)}\cdot3$$

$$a_1=4$$ , $$a_n=a_{\left(n-1\right)}-8$$

undefined , $$a_n=a_{\left(n-1\right)}\cdot9$$

Enhanced Algebra UNIT 1B REVIEW

Authored by Cathy Harper

Mathematics

8th Grade

CCSS covered

Used 1+ times

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50 questions

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MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which set of values is a function?

(9,5) (10,5) (9,-5) (10,-5)

(3,4) (4,-3) (7,4) (3, 8)

(6,-5) (7, -3) (8, -1) (9, 1)

(2, -2) (5, 9) (5, -7) (1, 4)

Tags

CCSS.8.F.A.1

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Is this graph a function or not a function?

Function

Not a Function

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Is this mapping a function or not a function?

Function

Not a Function

Tags

CCSS.8.F.A.1

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Does this relation represent a function?

Yes

Tags

CCSS.8.F.A.1

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the slope represented in the table?

Tags

CCSS.8.EE.B.5

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Find the slope

7/3

3/7

-3/7

-7/3

Tags

CCSS.8.EE.B.5

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Find the slope

-5/7

7/5

-7/5

5/7

Tags

CCSS.8.EE.B.5

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Enhanced Algebra UNIT 1B REVIEW

Which set of values is a function?

Is this graph a function or not a function?

Is this mapping a function or not a function?

Does this relation represent a function?

What is the slope represented in the table?

Find the slope

Find the slope

Find the rate of change

Which is the graph of y= -x + 2?

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