Multiply.
-$$( x + 11 ) ( x - 11 )$$
A) $x ^ { 2 } - 121$
B) $x ^ { 2 } - 22 x - 121$
C) $x ^ { 2 } - 22$
D) $x ^ { 2 } + 22 x - 121$

Name: Multiply. -\[( x + 11 ) ( x - 11 )\] A) $x ^ { 2 } - 121$ B) $x ^ { 2 } - 22 x - 121$ C) $x ^ { 2 } - 22$ D) $x ^ { 2 } + 22 x - 121$
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Question

Quizplus · Accepted Answer

This is an application of the difference of squares formula, $a^2 - b^2 = (a + b)(a - b)$, where $a = x$ and $b = 11$, resulting in $x^2 - 121$.

Multiply - (x+11)(x−11)( x + 11 ) ( x - 11 )(x+11)(x−11)

Multiply
- $( x + 11 ) ( x - 11 )$