AnswersCA-Mathematics ISlope-Intercept Form of a Line

Slope-Intercept Form of a Line Answers

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Which graph represents a line with a slope of and a y-intercept equal to that of the line y = x – 2?

Question illustration
A
Option
B
Option
C
Option
D
Option
2
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A leaf hangs from a branch 12 feet in the air. It falls to the ground at a rate of 0.25 feet per second. Which graph could represent the leaf’s height in feet as a function of time, in seconds, after leaving the branch?

A
Option
B
Option
C
Option
D
Option
4

What is the y-intercept of the function f(x) = –x + ?

Question illustration
A
Option A
B
Option B
C
StartFraction 1 Over 3 EndFraction.
Option C
D
StartFraction 2 Over 9 EndFraction.
Option D
6

What is the slope of the line represented by the equation y = –x + ?

Question illustration
A
Option A
B
Option B
C
StartFraction one-fourth EndFraction.
Option C
D
StartFraction one-half EndFraction.
Option D
7

A circle representing a pool is graphed with a center at the origin. Grant enters the pool at point A and swims over to a friend who is located at point B.

Question illustration
A
y = 2 – 4x
B
y = 4 –
Option B
C
y = 6 –
Option C
D
y = 8 – 2x
8

A coordinate plane with a line drawn passing through the points (0, 3) and (3, 2).

Question illustration
A
y = –3x + 3
B
y = 3x – 3
C
y = 3x –
Option C
D
y = –x + 3
Option D
9

Nolan plots the y-intercept of a line at (0, 3) on the y-axis. He uses a slope of 2 to graph another point. He draws a line through the two points. Which equation represents Nolan’s line?

A
y = 2x + 1
B
y = 2x + 3
C
y = 3x + 2
D
y = 3x + 5

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