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Exam 15: Algebraic Concepts 2

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Exam 1: Linear Equations and Functions245 Questionsadd course
Exam 2: Quadratic and Other Special Functions120 Questionsadd course
Exam 3: Matrices230 Questionsadd course
Exam 4: Inequalities and Linear Programming119 Questionsadd course
Exam 5: Exponential and Logarithmic Functions109 Questionsadd course
Exam 6: Mathematics of Finance131 Questionsadd course
Exam 7: Introduction to Probability180 Questionsadd course
Exam 8: Further Topics in Probability and Data Description114 Questionsadd course
Exam 9: Derivatives249 Questionsadd course
Exam 10: Derivatives172 Questionsadd course
Exam 11: Derivatives Continued139 Questionsadd course
Exam 12: Indefinite Integrals120 Questionsadd course
Exam 13: Definite Integrals - Techniques370 Questionsadd course
Exam 13: A: Definite Integrals - Techniques370 Questionsadd course
Exam 14: Functions of Two or More Variables122 Questionsadd course
Exam 15: Algebraic Concepts 240 Questionsadd course
Exam 15: Algebraic Concepts 374 Questionsadd course
Exam 15: Algebraic Concepts 496 Questionsadd course
Exam 15: Algebraic Concepts 599 Questionsadd course
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Perform the indicated operations and simplify. Perform the indicated operations and simplify.

Free
(Multiple Choice)
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Question 1
Correct Answer:
Verified

C

Perform the indicated operations and simplify. Perform the indicated operations and simplify.

Free
(Multiple Choice)
4.7/5
(32)
Question 2
Correct Answer:
Verified

B

Perform the indicated operations and simplify. Perform the indicated operations and simplify.

Free
(Multiple Choice)
4.8/5
(34)
Question 3
Correct Answer:
Verified

B

Rewrite the following so that only the positive exponents remain, and then simplify. Rewrite the following so that only the positive exponents remain, and then simplify.

(Multiple Choice)
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Question 4

Perform the indicated operations and simplify. Perform the indicated operations and simplify.

(Multiple Choice)
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Question 5

Suppose that a company's daily sales volume attributed to an advertising campaign is given by , where t is the number of days since the campaign started. Express the sales volume as a single fraction. Suppose that a company's daily sales volume attributed to an advertising campaign is given by , where t is the number of days since the campaign started. Express the sales volume as a single fraction.

(Multiple Choice)
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Question 6

Two thin lenses with focal lengths s and r and separated by a distance d have their combined focal length given by the reciprocal of . Combine the fractions in the expression above and use the reciprocal of your result to find the combined focal length. Two thin lenses with focal lengths s and r and separated by a distance d have their combined focal length given by the reciprocal of . Combine the fractions in the expression above and use the reciprocal of your result to find the combined focal length.

(Multiple Choice)
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Question 7

Perform the indicated operations and simplify. Perform the indicated operations and simplify.

(Multiple Choice)
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Question 8

Perform the indicated operations and simplify. Perform the indicated operations and simplify.

(Multiple Choice)
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Question 9

A company's average cost per unit when x units are produced is defined to be . Suppose a company's average costs are given by . Express the average cost as a single fraction. A company's average cost per unit when x units are produced is defined to be . Suppose a company's average costs are given by . Express the average cost as a single fraction. A company's average cost per unit when x units are produced is defined to be . Suppose a company's average costs are given by . Express the average cost as a single fraction.

(Multiple Choice)
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Question 10

Express the following expression as a single fraction with no common factors in the numerator and denominator. Express the following expression as a single fraction with no common factors in the numerator and denominator.

(Multiple Choice)
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Question 11

Simplify the fraction. Simplify the fraction.

(Multiple Choice)
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Question 12

Simplify the fraction. Simplify the fraction.

(Multiple Choice)
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Question 13

Simplify the complex fraction. Simplify the complex fraction.

(Multiple Choice)
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Question 14

Perform the indicated operations and simplify. Perform the indicated operations and simplify.

(Multiple Choice)
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Question 15

Simplify the complex fraction. Simplify the complex fraction.

(Multiple Choice)
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Question 16

Rationalize the denominator of the fraction and simplify. Rationalize the denominator of the fraction and simplify.

(Multiple Choice)
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Question 17

A company's average cost per unit when x units are produced is defined to be . Suppose a company's average costs are given by . Choose the expression that gives the company's total costs. A company's average cost per unit when x units are produced is defined to be . Suppose a company's average costs are given by . Choose the expression that gives the company's total costs. A company's average cost per unit when x units are produced is defined to be . Suppose a company's average costs are given by . Choose the expression that gives the company's total costs.

(Multiple Choice)
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Question 18

Rewrite the following so that only the positive exponents remain, and then simplify. Rewrite the following so that only the positive exponents remain, and then simplify.

(Multiple Choice)
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Question 19

Simplify the complex fraction. Simplify the complex fraction.

(Multiple Choice)
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Question 20
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