Multiplying and Dividing Rational Expressions

Question 1

Which statements are true about rational expression multiplication? Check all that apply.The closure property states that the sum of two rational expressions is an irrational number.Rational expressions are closed under multiplication.The commutative property states that changing the order of two or more factors does not change the value of the product.The associative property states that the way in which two or more factors are grouped in a product changes the value of the product.The properties of rational expression multiplication are parallel to the properties of rational number multiplication.

Revolt · Accepted Answer

Rational expressions are closed under multiplication.; The commutative property states that changing the order of two or more factors does not change the value of the product.; The properties of rational expression multiplication are parallel to the properties of rational number multiplication.

Question 2

What is the product of the rational expressions?

Revolt · Accepted Answer

Answer image: //media.edgenuity.com/EVresources/3294b2d83d14329ecb2e10c86c078693.png

Question 3

Which statements are true about Aimee’s and Theo’s work? Check all that apply.

Revolt · Accepted Answer

Aimee simplified before she multiplied.; Aimee divided out the factors 4 and x2 from 8x5 and 20x2.; Theo multiplied the numerators correctly but did not multiply the denominators correctly.

Question 4

Multiply:

Revolt · Accepted Answer

Answer image: //media.edgenuity.com/EVresources/2be9eeed2037fe0ad9938e8c31b3d61c.png

Question 5

What is the first step for finding the quotient of ?

Revolt · Accepted Answer

Take the reciprocal of the divisor to get .

Multiplying and Dividing Rational Expressions Answers

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