Question on: WAEC Mathematics - 2010
Simplify (\frac{2}{2 + x} + \frac{2}{2 - x})
A
\(\frac{4}{4 - x^3}\)
B
\(\frac{8}{4 - x^2}\)
C
\(\frac{4x}{4 - x^2}\)
D
\(\frac{8 - 4x}{4 - x^2}\)
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Correct Option: B
(\frac{2}{2 + x} + \frac{2}{2 - x})
(\frac{2(2 - x) + 2(2 + x)}{(2 + x)(2 - x)} = \frac{4 - 2x + 4 + 2x}{4 - 2x + 2x - x^2})
= (\frac{8}{4 - x62})
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