Test Bank For Calculus I with Precalculus - 3rd - 2012 All Chapters - 9780840068330

Test Bank For Calculus I with Precalculus
Chapter 0


1. Which of the following is not a solution to the inequality x2 − 25  0 ?
A) x = –6
B) x = –5
C) 5
x=
2
D) x = –2
E) x=0
Ans: A
Format: Multiple Choice
Algorithmic: Yes
Difficulty: Medium
Exercise Group: 99-102
Learning Objective: Determine solution points
Section: 0.2
Similar to Exercise: 0.2.99
Type: Skill


2. Solve: x 2 – 3x – 40  0
A) ( −, – 3)
B) ( –5,)
C) ( –5,8)
D) ( −,8)
E) (8,)
Ans: C
Format: Multiple Choice
Algorithmic: Yes
Difficulty: Medium
Exercise Group: 107-124
Learning Objective: Solve inequality
Section: 0.2
Similar to Exercise: 0.2.115
Type: Skill




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,Test Bank For Calculus I with Precalculus
Chapter 0


3. Find all intercepts:

y = 49x – x3
A) x-intercept: (0, 0); y-intercepts: (0, 0), (0, –7), (0, 7)
B) x-intercepts: (–7, 0), 7; y-intercept: (0, 0)
C) x-intercepts: (–7, 0), (7, 0); no y-intercept
D) x-intercepts: (0, 0), (–7, 0), (7, 0); y-intercept: (0, 0)
E) x-intercepts: (0, 0), (–7, 0), (7, 0); no y-intercept
Ans: D
Format: Multiple Choice
Algorithmic: Yes
Difficulty: Easy
Exercise Group: 23-32
Learning Objective: Calculate the intercepts of an equation
Section: 0.4
Similar to Exercise: 0.4.29
Type: Skill


4. Use a graphing utility to graph the equations y = 5 and y = x2 – 4 x + 8 . Use the graphs
to approximate the values of x that satisfy the inequailty x2 – 4x + 8  5 . Round answers
to nearest hundredth.
A) ( −,3.00
B) 1.00,3.00
C) 1.00,)
D) ( −,1.00 3.00, )
E) 3.00,)
Ans: B
Format: Multiple Choice
Algorithmic: Yes
Difficulty: Medium
Exercise Group: 53-64
Learning Objective: Graph Inequality
Section: 0.4
Similar to Exercise: 0.4.55
Type: Skill




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,Test Bank For Calculus I with Precalculus
Chapter 0


5. Find the slope of the line x + 4 y = 28 .
A) 1
4
B) 1
−
7
C) 1
−
4
D) 1
7
E) 1
−
28
Ans: C
Format: Multiple Choice
Algorithmic: Yes
Difficulty: Medium
Exercise Group: 15-26
Learning Objective: Manipulate a linear equation to determine its slope
Section: 0.5
Similar to Exercise: 0.5.21
Type: Skill


6. Find the y-intercept of the line x + 2 y = 10 .
A) ( 0, 2)
B) ( 0,5)
C) ( 5,0)
D) ( 2,0)
E) ( 0,10)
Ans: B
Format: Multiple Choice
Algorithmic: Yes
Difficulty: Medium
Exercise Group: 15-26
Learning Objective: Manipulate a linear equation to determine its y-intercept
Section: 0.5
Similar to Exercise: 0.5.22
Type: Skill




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, Test Bank For Calculus I with Precalculus
Chapter 0


7.  1 8  3 1
Find the slope of the line passing through the points  − ,  and  − ,  .
 8 3  16 24 
A) 21
B) 42
C) 63
D) –42
E) –21
Ans: B
Format: Multiple Choice
Algorithmic: Yes
Difficulty: Medium
Exercise Group: 27-38
Learning Objective: Calculate the slope of a line passing through two points
Section: 0.5
Similar to Exercise: 0.5.35
Type: Skill




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