Solved

Multiply
- $(x-1)(x+1)$ A) $x^{2}-2 x-1$ B) $x^{2}+2 x-1$ C) $x^{2}-2$ D) $x^{2}-1$

Question 304

Multiple Choice

Multiply.
- $(x-1) (x+1)$

A) $x^{2}-2 x-1$
B) $x^{2}+2 x-1$
C) $x^{2}-2$
D) $x^{2}-1$

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