Slope of a Line

Question 1

Which point lies on the graph of the line?

Revolt · Accepted Answer

D: (–4, 2)

Question 2

The slope of the line is .

Revolt · Accepted Answer

C: 7/3

Question 3

A class of 24 students is planning a field trip to a science museum. A nonrefundable deposit of $50 is required for the day-long program, plus a charge of $4.50 per student.Determine a linear function that models the cost, c, and the number of students, s.Which statements about the linear function and its graph are correct? Check all that apply.The linear model is f(s) = 4.5s + 50.The linear model is f(c) = 54.5c + 24.The domain is {x| 0 ≤ x ≤ 24}. The range is {y| 50 ≤ y ≤ 158}. The graph is continuous.

Revolt · Accepted Answer

A: The linear model is f(s) = 4.5s + 50.; C: The domain is {x| 0 ≤ x ≤ 24}.; D: The range is {y| 50 ≤ y ≤ 158}.

Question 4

Use the slider to change the value of b. Which statement is true?

Revolt · Accepted Answer

A: If the value of b is increased from 0, the graph moves up.

Question 5

As the value of m changes from 1 to 3, the graph .

Revolt · Accepted Answer

B: gets steeper

Question 6

Consider the graph of the linear function h(x) = –x + 5. Which could you change to move the graph down 3 units?

Revolt · Accepted Answer

C: the value of b to 2

Question 7

The y-intercept is at .

Revolt · Accepted Answer

A: –3

Question 8

As the value of m changes from –6 to –1, the graph .

Revolt · Accepted Answer

A: gets less steep

Question 9

The graph represents the function .

Revolt · Accepted Answer

D: g(x) = (7/3)x–3

Question 10

If the value of m is negative, the slope of the line is .

Revolt · Accepted Answer

A: negative

Slope of a Line Answers

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