SAT® Math

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Moderate

Multiply and Subtract

SATMAT-YYZIKE

$ { x }^{ 3 }-{ x }^{ 2 }\left( x+7 \right) $ is equivalent to which of the following?

A

$ { x }^{ 4 }+{ 6x }^{ 3 }-7{ x }^{ 2 } $

B

$ -{ 2x }^{ 3 }-7{ x }^{ 2 } $

C

$ -7{ x }^{ 2 } $

D

$ { x }^{ 5 }-{ x }-7 $