Mathematical Applications for the Management, Life, and Social Sciences 11th Edition by Ronald J. Ha
c. R(x) = 50(380+30x)
d. R(x) = 30(380-30x)(50-x)
e. R(x) = 50(380-30x)
ANSWER: b
93. Find the intercepts of the following function.
a. x-intercept: 24
y-intercept: –15
b. x-intercept: –15
y-intercept: 24
c. x-intercept: –3
y-intercept: 3
d. x-intercept: 15
y-intercept: –24
e. x-intercept: 8
y-intercept: –5
ANSWER: d
94. Find the intercepts of the following function.
a. x-intercept: –8.5
y-intercept: 17
b. x-intercept: 17
y-intercept: 34
c. x-intercept: –34
y-intercept: 8.5
d. x-intercept: –17
y-intercept: 2
e. x-intercept: 8.5
y-intercept: –17
ANSWER: a
95. Find the intercepts of the following function.
a. x-intercept:
y-intercept:
b. x-intercept:
y-intercept:
c. x-intercept:
y-intercept:
d. x-intercept:
y-intercept:
e. x-intercept:
y-intercept:
ANSWER: b
96. Find the slope of the line passing through the given pair of points.
and
a. 10
b. 3
c. –2
d. –7
e. The slope is undefined.
ANSWER: c
97. Find the slope of the line passing through the given pair of points.
and
a.
b. 1
c.
d.
e. The slope is undefined.
ANSWER: b
98. Find the slope of the line passing through the given pair of points.
and
a.
b.
c.
d. 0
e. The slope is undefined.
ANSWER: e
99. If a line is vertical, then its slope is undefined.
a. True
b. False
ANSWER: True
100. What is the rate of change of the function whose graph is a line passing through and ?
a. 1
b. –4
c. –4
d. 0
e. The rate of change is undefined.
ANSWER: d
101. What is the rate of change of the function whose graph is a line passing through and ?
a.
b.
c.
d.
e.
ANSWER: b
102. For the given graph, determine whether the line has a slope that is positive, negative, zero, or undefined.
a. undefined
b. zero
c. positive
d. negative
ANSWER: b
103. Find the slope m and y-intercept b of the line whose equation is given below.
a.
b.
c.
d.
e.
ANSWER: c
104. Choose the graph that represents the equation below.
a.
b.
c.
d.
e.
ANSWER: e