Question 1

Find the distance between the pair of points. Where appropriate, give an approximation to three decimal places.
-(7, -2) and (5, -6)

Accepted Answer

A)    
B)  2 
C)  12 
D)    
A)    
B)  2 
C)  12 
D)

Question 2

Find the midpoint of the segment with the given endpoints.
-

Accepted Answer

A)  36, 144 
B)    
C)  256, 4 
D)    
A)  36, 144 
B)    
C)  256, 4 
D)

Question 3

Find the median.
-2, 3, 20, 21, 33, 33, 47

Accepted Answer

A)  20 
B)  33 
C)  23 
D)  21 
A)  20 
B)  33 
C)  23 
D)  21

Question 4

Find the midpoint of the segment with the given endpoints.
-(0, 1) and (8, 5)

Accepted Answer

A)  4, 3 
B)  8, 6 
C)  - 4, - 2 
D)  -8, -4 
A)  4, 3 
B)  8, 6 
C)  - 4, - 2 
D)  -8, -4

Question 5

Find the distance between the pair of points. Where appropriate, give an approximation to three decimal places.
-(4, -6) and (-6, -1)

Accepted Answer

A)    
B)  15 
C)    
D)  75 
A)    
B)  15 
C)    
D)  75

Question 6

Solve using matrices.
-x + y + z = -5 x - y + 5z = -7
5x + y + z = 7

Accepted Answer

A)  (-3, -5, 3) 
B)  (3, -5, -3) 
C)  (-5, -3, 3) 
D)  (-3, 3, -5) 
A)  (-3, -5, 3) 
B)  (3, -5, -3) 
C)  (-5, -3, 3) 
D)  (-3, 3, -5)

Question 7

Find the mean.
-33, 43, 19, 39, 16

Accepted Answer

A)  30 
B)  25 
C)  43 
D)  33 
A)  30 
B)  25 
C)  43 
D)  33

Question 8

Find the median.
-$69.15, $52.55, $81.40, $74.35, $52.55

Accepted Answer

A)  $52.55 
B)  $66.00 
C)  $81.40 
D)  $69.15 
A)  $52.55 
B)  $66.00 
C)  $81.40 
D)  $69.15

Question 9

For the pair of functions, find the indicated sum, difference, product, or quotient.
-Let f(x) = x + 1 and g(x) = x + 6. Find (f +G)(-4).

Accepted Answer

A)  -15 
B)  -1 
C)  -3 
D)  -13 
A)  -15 
B)  -1 
C)  -3 
D)  -13

Question 10

Find the center and the radius of the circle.
-

Accepted Answer

A)  (8, 4), r = 4 
B)  (-4, -8), r = 2 
C)  (-8, -4), r = 2 
D)  (4, 8), r = 4 
A)  (8, 4), r = 4 
B)  (-4, -8), r = 2 
C)  (-8, -4), r = 2 
D)  (4, 8), r = 4

Question 11

Solve the problem.
-The following prices per pound of ocean perch were found at seven supermarkets: $7.59, $8.49, $8.39, $8.59, $7.59, $8.29, $7.39
What is the median price per pound?

Accepted Answer

A)  $7.59 
B)  $8.59 
C)  $8.39 
D)  $8.29 
A)  $7.59 
B)  $8.59 
C)  $8.39 
D)  $8.29

Question 12

Evaluate.
-

Accepted Answer

A)  -62 
B)  -2 
C)  170 
D)  2 
A)  -62 
B)  -2 
C)  170 
D)  2

Question 13

Solve using matrices.
-5x + 6y = 20 2x + 8y = 36

Accepted Answer

A)  (-2, 5) 
B)  (5, 2) 
C)  (-2, -5) 
D)  (5, -2) 
A)  (-2, 5) 
B)  (5, 2) 
C)  (-2, -5) 
D)  (5, -2)

Question 14

Solve the problem.
-The following is a list of heights, in inches, of six people:   What is the mode?

Accepted Answer

A)  70 inches 
B)  70.5 inches 
C)  66 inches 
D)  74 inches 
A)  70 inches 
B)  70.5 inches 
C)  66 inches 
D)  74 inches

Question 15

Graph the circle.
-

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 16

Evaluate.
-

Accepted Answer

A)  10 
B)  26 
C)  -70 
D)  -10 
A)  10 
B)  26 
C)  -70 
D)  -10

Question 17

Find any modes that exist.
-7.2, 7.4, 5.6, 7.4, 5.4

Accepted Answer

A)  7.2 
B)  7.4 
C)  5.5 
D)  6.6 
A)  7.2 
B)  7.4 
C)  5.5 
D)  6.6

Question 18

Graph the circle.
-

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 19

For the pair of functions, find the indicated sum, difference, product, or quotient.
-f(x) = 6 - 4x, g(x) =   + 4 Find (f +G)(x).

Accepted Answer

A)  -13x + 10 
B)    
C)    
D)    
A)  -13x + 10 
B)    
C)    
D)

Question 20

Solve using Cramer's rule.
-5x + 5y = 10 5x + y = -10

Accepted Answer

A)  (5, -3) 
B)  (-3, 5) 
C)  (3, -5) 
D)  (-5, -3) 
A)  (5, -3) 
B)  (-3, 5) 
C)  (3, -5) 
D)  (-5, -3)

Find the distance between the pair of points. Where appropriate, give an approximation to three decimal places. -(7, -2) and (5, -6)

Find the midpoint of the segment with the given endpoints. -

Find the median. -2, 3, 20, 21, 33, 33, 47

Find the midpoint of the segment with the given endpoints. -(0, 1) and (8, 5)

Find the distance between the pair of points. Where appropriate, give an approximation to three decimal places. -(4, -6) and (-6, -1)

Solve using matrices. -x + y + z = -5 x - y + 5z = -7 5x + y + z = 7

Find the mean. -33, 43, 19, 39, 16

Find the median. -$69.15, $52.55, $81.40, $74.35, $52.55

For the pair of functions, find the indicated sum, difference, product, or quotient. -Let f(x) = x + 1 and g(x) = x + 6. Find (f +G)(-4).

Find the center and the radius of the circle. -

Solve the problem. -The following prices per pound of ocean perch were found at seven supermarkets: $7.59, $8.49, $8.39, $8.59, $7.59, $8.29, $7.39 What is the median price per pound?

Evaluate. -

Solve using matrices. -5x + 6y = 20 2x + 8y = 36

Solve the problem. -The following is a list of heights, in inches, of six people: What is the mode?

Graph the circle. -

Evaluate. -

Find any modes that exist. -7.2, 7.4, 5.6, 7.4, 5.4

Graph the circle. -

For the pair of functions, find the indicated sum, difference, product, or quotient. -f(x) = 6 - 4x, g(x) = + 4 Find (f +G)(x).

Solve using Cramer's rule. -5x + 5y = 10 5x + y = -10

Introduction

Introduction to Real Numbers and Algebraic Expressions

Solving Equations and Inequalities

Graphs of Linear Equations

Polynomials: Operations

Polynomials: Factoring

Rational Expressions and Equations

Graphs, Functions, and Applications

Systems of Equations

More on Inequalities

Radical Expressions, Equations, and Functions

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Exam 14: Calculating Means and Medians of Data Sets

Find the distance between the pair of points. Where appropriate, give an approximation to three decimal places. -(7, -2) and (5, -6)

Find the midpoint of the segment with the given endpoints. -

Find the median. -2, 3, 20, 21, 33, 33, 47

Find the midpoint of the segment with the given endpoints. -(0, 1) and (8, 5)

Find the distance between the pair of points. Where appropriate, give an approximation to three decimal places. -(4, -6) and (-6, -1)

Solve using matrices. -x + y + z = -5 x - y + 5z = -7 5x + y + z = 7

Find the mean. -33, 43, 19, 39, 16

Find the median. -$69.15, $52.55, $81.40, $74.35, $52.55

For the pair of functions, find the indicated sum, difference, product, or quotient. -Let f(x) = x + 1 and g(x) = x + 6. Find (f +G)(-4).

Find the center and the radius of the circle. -

Solve the problem. -The following prices per pound of ocean perch were found at seven supermarkets: $7.59, $8.49, $8.39, $8.59, $7.59, $8.29, $7.39 What is the median price per pound?

Evaluate. -

Solve using matrices. -5x + 6y = 20 2x + 8y = 36

Solve the problem. -The following is a list of heights, in inches, of six people: What is the mode?

Graph the circle. -

Evaluate. -

Find any modes that exist. -7.2, 7.4, 5.6, 7.4, 5.4

Graph the circle. -

For the pair of functions, find the indicated sum, difference, product, or quotient. -f(x) = 6 - 4x, g(x) = + 4 Find (f +G)(x).

Solve using Cramer's rule. -5x + 5y = 10 5x + y = -10

Introduction

Introduction to Real Numbers and Algebraic Expressions

Solving Equations and Inequalities

Graphs of Linear Equations

Polynomials: Operations

Polynomials: Factoring

Rational Expressions and Equations

Graphs, Functions, and Applications

Systems of Equations

More on Inequalities

Radical Expressions, Equations, and Functions

Quadratic Equations and Functions

Exponential Functions and Logarithmic Functions

Filters