# Find the slope-intercept form of the equation of the line that passes

August 30, 2017

Question
QUESTION 1

Find the slope-intercept form of the equation of the line that passes through the given point and has the
indicated slope m. Sketch the line.
y=7x+7

y=7x-4

y=7x+7

y=-4x-4

QUESTION 2

Find the slope-intercept form of the equation of the line that passes through the given point and has the
indicated slope m.
(-6,6), m=-2
y=6x+6
y=6x-6
y=-6x-6
y=-2x-6
y=-2x+6

QUESTION 3

Determine whether the lines are parallel, perpendicular, or neither.

Parallel
Perpendicular
Neither

QUESTION 4

Evaluate the function ƒ(x) = 6x – 5 at ƒ(1)
2
1
-1
0
3

QUESTION 5

8
25
9
-25
8

QUESTION 6

Does the table describe a function?

no
yes

QUESTION 7

-h – 8, h≠0
-h – 6, h≠0
-h – 5, h≠0
-h – 9, h≠0
-h – 7, h≠0

QUESTION 8

Find all real values of x such that ƒ(x) = 0.
ƒ(x) = 42 – 6x
7
5
9
6
8

QUESTION 9

Find all real values of x such that ƒ(x) = 0

5/4

1
9/8
7/8

11/8

QUESTION 10

Find the domain of the function.

All real numbers t except t≠0
Negative real numbers t
All real numbers t such that t > 0
Non-negative real numbers t
All real numbers t such that t<0

QUESTION 11

Find the average rate of change of the function from x1=0 to x2=3
ƒ(x) = 7x + 13
The average rate of change from x1=0 to x2=3 is -7
The average rate of change from x1=0 to x2=3 is 7
The average rate of change from x1=0 to x2=3 is -13
The average rate of change from x1=0 to x2=3 is 13
The average rate of change from x1=0 to x2=3 is 19

QUESTION 12

Find the zeroes of the function algebraically.
ƒ(x) = 2×2 – 3x – 20
-5/2, 4
-5/2, -4
-2/5, 4
5/2, -4
5/2, 4

QUESTION 13

Find (ƒ+g)(x)
ƒ(x) = x+3, g(x) = x – 3
2x
3x
-3x
-2x
2x+6

QUESTION 14

Find (ƒ-g)(x)
ƒ(x) = x + 6, g(x) = x – 6
2x – 12
12
2x – 6
2x + 12
2x

QUESTION 15

Find (ƒg)(x)
ƒ(x) = x2, g(x) = 7x – 6
7×3 + 6×2
7×3 – 6×2
7×2 – 6×3
7×2 + 6×3
7x – 6×2

QUESTION 16

Evaluate the indicated function for ƒ(x) = x2 + 3, g(x) = x – 5
(ƒ + g)(6)
42
-40
34
44
40

QUESTION 17

find ƒ ∘ g
ƒ(x) = x2, g(x) = x – 5
x2
(x-5)2
(x+5)2
x2-5
x2+5

QUESTION 18

Find the slope and y-intercept (if possible) of the equation of the line. Sketch the line.
y = 7x + 5
m=7
y-intercept (0,5)

m = -7
y-intercept: (0,5)

m=5
y-intercept: (0,5)

m = -5
y-intercept: (0,5)

QUESTION 19

Plot the points and find the slope of the line passing through the pair of points
(0,6), (4,0)
m = 3/4
m = -3/2

m = -3/2

m = -2/3

m = 3/2

QUESTION 20

Plot the points and find the lope of the line passing through the pair or points
(11,0), (0,-9)
m = -11/9

m = 9/11

m = -9/11

m = 11/9

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