WEEK 5 MATH QUIZ
Dr Richards
week_5_math_1.pdf
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Q U E S T I O N 1
Use the given conditions to write an equation for the line in point-
slope form.
Slope = 4, passing through (-3, 7)
A. x - 7 = 4(y + 3)
B. y = 4x - 19
C. y - 7 = 4(x + 3)
D. y + 7 = 4(x - 3)
5 points
Q U E S T I O N 2
Use the given conditions to write an equation for the line in point-
slope form.
Slope = , passing through (8, 7)
A.
y + 7 = (x + 8)
B.
x - 7 = (y - 8)
C.
y = x + 8
D.
y - 7 = (x - 8)
5 points
Q U E S T I O N 3
Determine whether the relation is a function.
{(-2, -7), (3, -5), (6, -4), (9, -6), (10, -1)}
A. Function
B. Not a function
5 points
Q U E S T I O N 4
Find the slope of the line that goes through the given points.
(-1, 4), (5, 4)
A. 2
B. Undefined
C. 0
D.
5 points
Q U E S T I O N 5
Determine whether the equation defines y as a function of x.
x 2 + y
2 = 1
A. y is a function of x
B. y is not a function of x
5 points
Q U E S T I O N 6
Determine whether the relation is a function.
{(-6, -9), (-2, 1), (1, -1), (7, -7)}
A. Not a function
B. Function
5 points
Q U E S T I O N 7
Determine whether the equation defines y as a function of x.
x = y 2
A. y is not a function of x
B. y is a function of x
5 points
Q U E S T I O N 8
Determine whether the relation is a function.
{(1, -3), (1, 1), (6, -8), (9, -3), (11, -3)}
A. Not a function
B. Function
5 points
Q U E S T I O N 9
Find the slope of the line that goes through the given points.
(-8, 8), (-5, 2)
A. - 2
B.
C.
-
D.
5 points
Q U E S T I O N 1 0
Find the slope of the line that goes through the given points.
(-2, -6), (-9, -17)
A.
-
B.
C.
D.
5 points
Q U E S T I O N 1 1
Find the slope of the line that goes through the given points.
(-3, -7), (9, -7)
A. 1
B. 0
C. -4
D. 4
5 points
Q U E S T I O N 1 2
Evaluate the function at the given value of the independent variable
and simplify.
f(x) = 4x 2 + 5x - 6; f(x - 1)
A. 4x
2 - 3x - 7
B. 4x
2 - 19x + 3
C. -3x
2 + 4x - 7
D. 4x
2 - 3x + 3
5 points
Q U E S T I O N 1 3
Determine whether the relation is a function.
{(-5, -4), (-2, 9), (-1, -2), (-1, 7)}
A. Function
B. Not a function
5 points
Q U E S T I O N 1 4
Evaluate the function at the given value of the independent variable
and simplify.
f(x) = -3x - 8; f(-2)
A. -11
B. -2
C. 22
D. 14
5 points
Q U E S T I O N 1 5
Evaluate the function at the given value of the independent variable
and simplify.
f(x) = ; f(5)
A.
B.
C.
D.
5 points
Q U E S T I O N 1 6
Find the slope of the line that goes through the given points.
(3, -5), (-9, -8)
A.
B. 4
C.
-
D.
5 points
Q U E S T I O N 1 7
Evaluate the function at the given value of the independent variable
and simplify.
f(x) = x 2 - 1; f(x - 2)
A. x
2 + 4
B. x
2 - 4x + 4
C. x
2 - 3
D. x
2 - 4x + 3
5 points
Q U E S T I O N 1 8
Determine whether the equation defines y as a function of x.
x + y = 9
A. y is not a function of x
B. y is a function of x
5 points
Q U E S T I O N 1 9
Determine whether the relation is a function.
{(-7, -1), (-7, 2), (-1, 8), (3, 3), (10, -7)}
A. Not a function
B. Function
5 points
Q U E S T I O N 2 0
Find the slope of the line that goes through the given points.
(-7, 6), (-7, -9)
A. Undefined
B. 0
C.
-
D.
