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Factors of a Term

The common fa...

Question

The common factor(s) of $x^{2}$ +4x+4 and $x^{2}$ -4 is/ are

A

x+2

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B

x-2

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C

Both 1 and 2

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D

2

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Solution

The correct option is A
x+2

$x^{2}$ +4x+4 = $(x + 2)^{2}$

$x^{2}$ - 4 = (x+2)(x-2)

So, the common factor is x+2.

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