1

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.

   (0,-4), m=7

   		y=7x+7
   		y=7x-4
   		y=7x+7
   		y=-4x-4
   		y=7x-7

5 points

Question 2

1. 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

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

   		Parallel
   		Perpendicular
   		Neither

5 points

Question 4

1. Evaluate the function (x) = 6x - 5 at (1)

   		2
   		1
   		-1
   		0
   		3

5 points

Question 5

1. 		-8
   		25
   		9
   		-25
   		8

5 points

Question 6

1. Does the table describe a function?

   		no
   		yes

5 points

Question 7

1. 		-h - 8, h0
   		-h - 6, h0
   		-h - 5, h0
   		-h - 9, h0
   		-h - 7, h0

5 points

Question 8

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

   (x) = 42 - 6x

   		7
   		5
   		9
   		6
   		8

5 points

Question 9

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

   		5/4
   		1
   		9/8
   		7/8
   		11/8

5 points

Question 10

1. 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

1. 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

1. 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

1. Find (+g)(x)

   (x) = x+3, g(x) = x - 3

   		2x
   		3x
   		-3x
   		-2x
   		2x+6

5 points

Question 14

1. Find (-g)(x)

   (x) = x + 6, g(x) = x - 6

   		2x - 12
   		12
   		2x - 6
   		2x + 12
   		2x

5 points

Question 15

1. Find (g)(x)

   (x) = x², g(x) = 7x - 6

   		7x3 + 6x2
   		7x3 - 6x2
   		7x2 - 6x3
   		7x2 + 6x3
   		7x - 6x2

5 points

Question 16

1. Evaluate the indicated function for (x) = x² + 3, g(x) = x - 5

   ( + g)(6)

   		42
   		-40
   		34
   		44
   		40

5 points

Question 17

1. find g

   (x) = x², g(x) = x - 5

   		x2
   		(x-5)2
   		(x+5)2
   		x2-5
   		x2+5

5 points

Question 18

1. 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

1. 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

1. 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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