a^(2x)-b^(2x)= (A)(a^(x)+b^(x))(a^(x)-b^...

`a^(2x)-b^(2x)`=
(A)`(a^(x)+b^(x))(a^(x)-b^(x))`
(B)`(a^(x)+b^(x))(a^(2)-b^(2))`
(C)`(a^(x)-b^(x))^(2)`
(D)`(a^(x)-b^(x))(a^(2)+b^(2))`

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