Exam 8: Roots and Radicals
Exam 1: The Real Number System166 Questions
Exam 2: Linear Equations and Inequalities in One Variable477 Questions
Exam 3: Linear Equations and Inequalities in Two Variables; Functions384 Questions
Exam 4: Systems of Linear Equations and Inequalities342 Questions
Exam 5: Exponents and Polynomials186 Questions
Exam 6: Factoring and Applications425 Questions
Exam 7: Rational Expressions and Applications248 Questions
Exam 8: Roots and Radicals288 Questions
Exam 9: Quadratic Equations355 Questions
Exam 10: Preparing for Your Math Final178 Questions
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Multiply or divide as indicated. Write the answer in lowest terms.
-
÷ 


(Multiple Choice)
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Choose the one alternative that best completes the statement or answers the question.
Find the numerical value of the rational expression for the given value of x.
-
, x = 3

(Multiple Choice)
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Choose the one alternative that best completes the statement or answers the question.
Solve the problem.
-Frank can type a report in 7 hr. James can type it in 6 hr . How long will it take the two of them working together?
(Multiple Choice)
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Solve the variation problem.
-The distance that a spring is stretched by a hanging object varies directly as the mass of the object. If an object with a mass of 6 kg stretches a spring 30 cm, find the stretch when the object has a mass of 10 kg.
(Multiple Choice)
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Find all values for which at least one denominator is equal to 0. Write answers using the symbol ≠. Do not solve.
-
= 


(Multiple Choice)
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Solve the problem.
-The area of the rectangle is represented by y2 + 14y + 49. What is the width?
Y + 7


(Multiple Choice)
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Choose the one alternative that best completes the statement or answers the question.
Solve the problem.
-Martha can rake the leaves in her yard in 2 hr. Her brother can do the job in 3 hr. How long will it take them to do the job working together?
(Multiple Choice)
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Choose the one alternative that best completes the statement or answers the question.
Solve the problem.
-A quantity,
of it,
of it, and
of it, added together, equals 8. What is the quantity?



(Multiple Choice)
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Choose the one alternative that best completes the statement or answers the question.
Solve the problem.
-The sum of the reciprocals of two consecutive integers is
. Find the integers.

(Multiple Choice)
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Write the word or phrase that best completes each statement or answers the question.
Provide an appropriate response.
-Explain why someone would want to solve
for b.

(Essay)
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Determine whether the situation or equation represents direct or inverse variation.
-The ability of a truck to climb hills and the weight of its cargo
(Multiple Choice)
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Provide an appropriate response.
- If xb and xa are denominators of two fractions and b > a, then xb is the LCD.
(True/False)
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