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# Two Binomials

SATMAT-OSYL41

$\left( { x }^{ 2 }-7 \right) -\left( { x }^{ 3 }+1 \right)$ is equivalent to which of the following?

A

${ x }^{ 5 }-8$

B

${ x }^{ 5 }-7{ x }^{ 3 }+{ x }^{ 2 }-7$

C

$-{ x }^{ 3 }+{ x }^{ 2 }-8$

D

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