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
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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.
(0,-4), m=7
y=7x+7
y=7x-4
y=7x+7
y=-4x-4
y=7x-7
5 points
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
5 points
Question 3-
Determine whether the lines are parallel, perpendicular, or neither.
Parallel
Perpendicular
Neither
5 points
Question 4-
Evaluate the function (x) = 6x - 5 at (1)
2
1
-1
0
3
5 points
Question 5-
-8
25
9
-25
8
5 points
Question 6-
Does the table describe a function?
no
yes
5 points
Question 7-
-h - 8, h0
-h - 6, h0
-h - 5, h0
-h - 9, h0
-h - 7, h0
5 points
Question 8-
Find all real values of x such that (x) = 0.
(x) = 42 - 6x
7
5
9
6
8
5 points
Question 9-
Find all real values of x such that (x) = 0
5/4
1
9/8
7/8
11/8
5 points
Question 10-
Find the domain of the function.
All real numbers t except t0
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
5 points
Question 11-
Find the average rate of change of the function from x1=0 to x2=3
(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 is7
The average rate of change from x1=0 to x2=3 is-13
The average rate of change from x1=0 to x2=3 is13
The average rate of change from x1=0 to x2=3 is19
5 points
Question 12-
Find the zeroes of the function algebraically.
(x) = 2x2 - 3x - 20
-5/2, 4
-5/2, -4
-2/5, 4
5/2, -4
5/2, 4
5 points
Question 13-
Find (+g)(x)
(x) = x+3, g(x) = x - 3
2x
3x
-3x
-2x
2x+6
5 points
Question 14-
Find (-g)(x)
(x) = x + 6, g(x) = x - 6
2x - 12
12
2x - 6
2x + 12
2x
5 points
Question 15-
Find (g)(x)
(x) = x2, g(x) = 7x - 6
7x3 + 6x2
7x3 - 6x2
7x2 - 6x3
7x2 + 6x3
7x - 6x2
5 points
Question 16-
Evaluate the indicated function for (x) = x2 + 3, g(x) = x - 5
( + g)(6)
42
-40
34
44
40
5 points
Question 17-
find g
(x) = x2, g(x) = x - 5
x2
(x-5)2
(x+5)2
x2-5
x2+5
5 points
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)
m is undefined
y-intercept: (0,5)
5 points
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
5 points
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
m = -7/13
5 points
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