Simplify the Rational Expression $\frac { x ^ { 2 } + 8 x y - 9 y ^ { 2 } } { x ^ { 2 } + 10 x y + 9 y ^ { 2 } }$

question 120

Multiple Choice

Simplify the rational expression. $\frac { x ^ { 2 } + 8 x y - 9 y ^ { 2 } } { x ^ { 2 } + 10 x y + 9 y ^ { 2 } }$

• A) \(\frac { x - y } { x + y } , x \neq - 9 y\)
• B) \(\frac { x - y } { x + 9 y } , x \neq y\)
• C) \(\frac { x + y } { x - 9 y } , x \neq 9 y\)
• D) \(\frac { x + 9 y } { x + y } , x \neq - y\)
• E) \(\frac { x - 9 y } { x + 9 y } , x \neq - 9 y\)

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Tasteless

Lacking flavor or not having any taste, often used to describe food or substances without a discernible taste.

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Lacking a detectable smell.

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A substance that flows freely but is of constant volume, having a consistency like that of water or oil.

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The chemical processes that occur within a living organism in order to maintain life, involving anabolic and catabolic reactions.