Question 1

Express the graph shown using interval notation. Also express it as an inequality involving x.
-

Accepted Answer

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

Question 2

Use the discriminant to determine whether the quadratic equation has two unequal real solutions, a repeated real
solution, or no real solution without solving the equation.
-

Accepted Answer

A) repeated real solution 
B) two unequal real solutions 
C) no real solution 
A) repeated real solution 
B) two unequal real solutions 
C) no real solution

Question 3

Write the expression in the standard form a + bi.
-

Accepted Answer

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

Question 4

Solve the equation.
-

Accepted Answer

A) {-8} 
B) {8} 
C) {-9} 
D) {9} 
A) {-8} 
B) {8} 
C) {-9} 
D) {9}

Question 5

Write the word or phrase that best completes each statement or answers the question.
-

Accepted Answer

A) {-11} 
B) {1} 
C) {-9} 
D) no real solution 
A) {-11} 
B) {1} 
C) {-9} 
D) no real solution

Question 6

Write the word or phrase that best completes each statement or answers the question.
Write the expression in the standard form a + bi.
-If z = 3 - 6i and w = 1 + 5i, evaluate

Accepted Answer

The answer of Write the word or phrase that best...

Question 7

Write the inequality using interval notation, and illustrate the inequality using the real number line.
-

Accepted Answer

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

Question 8

Find the real solutions of the equation.
-

Accepted Answer

A) {12} 
B) {16} 
C) {20} 
D) {64} 
A) {12} 
B) {16} 
C) {20} 
D) {64}

Question 9

Solve the equation.
-

Accepted Answer

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

Question 10

Solve the formula for the indicated variable.
-

Accepted Answer

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

Question 11

Solve the inequality. Express your answer using interval notation.
-

Accepted Answer

A)    
B)    
C)    
D) no solution 
A)    
B)    
C)    
D) no solution

Question 12

Write the expression in the standard form a + bi.
-

Accepted Answer

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

Question 13

Fill in the blank with the correct inequality symbol.
-

Accepted Answer

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

Question 14

Solve the equation.
-

Accepted Answer

A)    
B)    
C)    
D) no solution 
A)    
B)    
C)    
D) no solution

Question 15

Solve the inequality. Express your answer using interval notation.
-

Accepted Answer

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

Question 16

Write the expression in the standard form a + bi.
-(-5 + i)(-5 - i)

Accepted Answer

A) 26 
B) -5 
C) 25 
D) -24 
A) 26 
B) -5 
C) 25 
D) -24

Question 17

Translate the sentence into a mathematical equation. Be sure to identify the meaning of all symbols.
-The force of gravity between two objects is the gravitational constant times the product of their massesdivided by the square of the distance between them.

Accepted Answer

A) If F is the force of gravity, G the gravitational constant,   the mass of one object,   the mass of the second, and d the distance between them, then   
B) If F is the force of gravity, G the gravitational constant,   he mass of one object,   the mass of the second, and d the distance between them, then   
C) If F is the force of gravity, G the gravitational constant, m1 the mass of one object,   the mass of the second, and d the distance between them, then   
D) If F is the force of gravity, G the gravitational constant,   the mass of one object,   the mass of the second, and d the distance between them, then   
A) If F is the force of gravity, G the gravitational constant,   the mass of one object,   the mass of the second, and d the distance between them, then   
B) If F is the force of gravity, G the gravitational constant,   he mass of one object,   the mass of the second, and d the distance between them, then   
C) If F is the force of gravity, G the gravitational constant, m1 the mass of one object,   the mass of the second, and d the distance between them, then   
D) If F is the force of gravity, G the gravitational constant,   the mass of one object,   the mass of the second, and d the distance between them, then

Question 18

Solve the problem.
-Five friends drove at an average rate of 55 miles per hour to a weekend retreat. On the way home, theytook the same route but averaged 70 miles per hour. What was the distance between home and the retreatif the round trip took 10 hours?

Accepted Answer

A) 308 mi 
B)    
C)    
D) 616 mi 
A) 308 mi 
B)    
C)    
D) 616 mi

Question 19

Write the expression in the standard form a + bi.
-(-7 - 6i)(4 + i)

Accepted Answer

A) -22 - 31i 
B) -34 - 31i 
C) -22 + 17i 
D) -34 + 17i 
A) -22 - 31i 
B) -34 - 31i 
C) -22 + 17i 
D) -34 + 17i

Question 20

Write the word or phrase that best completes each statement or answers the question.
-

Accepted Answer

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

Express the graph shown using interval notation. Also express it as an inequality involving x. -

Use the discriminant to determine whether the quadratic equation has two unequal real solutions, a repeated real solution, or no real solution without solving the equation. -

Write the expression in the standard form a + bi. -

Solve the equation. -

Write the word or phrase that best completes each statement or answers the question. -

Write the word or phrase that best completes each statement or answers the question. Write the expression in the standard form a + bi. -If z = 3 - 6i and w = 1 + 5i, evaluate

Write the inequality using interval notation, and illustrate the inequality using the real number line. -

Find the real solutions of the equation. -

Solve the equation. -

Solve the formula for the indicated variable. -

Solve the inequality. Express your answer using interval notation. -

Write the expression in the standard form a + bi. -

Fill in the blank with the correct inequality symbol. -

Solve the equation. -

Solve the inequality. Express your answer using interval notation. -

Write the expression in the standard form a + bi. -(-5 + i)(-5 - i)

Translate the sentence into a mathematical equation. Be sure to identify the meaning of all symbols. -The force of gravity between two objects is the gravitational constant times the product of their massesdivided by the square of the distance between them.

Solve the problem. -Five friends drove at an average rate of 55 miles per hour to a weekend retreat. On the way home, theytook the same route but averaged 70 miles per hour. What was the distance between home and the retreatif the round trip took 10 hours?

Write the expression in the standard form a + bi. -(-7 - 6i)(4 + i)

Write the word or phrase that best completes each statement or answers the question. -

Graphs

Functions and Their Graphs

Linear and Quadratic Functions

Polynomial and Rational Functions

Exponential and Logarithmic Functions

Analytic Geometry

Systems of Equations and Inequalities

Sequences; Induction; the Binomial Theorem

Counting and Probability

Graphing Utilities

Filters

Exam 1: Equations and Inequalities

Express the graph shown using interval notation. Also express it as an inequality involving x. -

Use the discriminant to determine whether the quadratic equation has two unequal real solutions, a repeated real solution, or no real solution without solving the equation. -

Write the expression in the standard form a + bi. -

Solve the equation. -

Write the word or phrase that best completes each statement or answers the question. -

Write the word or phrase that best completes each statement or answers the question. Write the expression in the standard form a + bi. -If z = 3 - 6i and w = 1 + 5i, evaluate

Write the inequality using interval notation, and illustrate the inequality using the real number line. -

Find the real solutions of the equation. -

Solve the equation. -

Solve the formula for the indicated variable. -

Solve the inequality. Express your answer using interval notation. -

Write the expression in the standard form a + bi. -

Fill in the blank with the correct inequality symbol. -

Solve the equation. -

Solve the inequality. Express your answer using interval notation. -

Write the expression in the standard form a + bi. -(-5 + i)(-5 - i)

Translate the sentence into a mathematical equation. Be sure to identify the meaning of all symbols. -The force of gravity between two objects is the gravitational constant times the product of their massesdivided by the square of the distance between them.

Solve the problem. -Five friends drove at an average rate of 55 miles per hour to a weekend retreat. On the way home, theytook the same route but averaged 70 miles per hour. What was the distance between home and the retreatif the round trip took 10 hours?

Write the expression in the standard form a + bi. -(-7 - 6i)(4 + i)

Write the word or phrase that best completes each statement or answers the question. -

Graphs

Functions and Their Graphs

Linear and Quadratic Functions

Polynomial and Rational Functions

Exponential and Logarithmic Functions

Analytic Geometry

Systems of Equations and Inequalities

Sequences; Induction; the Binomial Theorem

Counting and Probability

Graphing Utilities

Filters