1+√x1−√x?

1 Answer
M M.
Apr 2, 2018

1+√x1−√x(1+√x1+√x)=(1+√x)212−(√x)2=(1+√x)21−x

Explanation:

You should remove radicals from denominators, so, to do so, we multiply the numerator and denominator by the conjugate of the denominator, which will produce a difference of squares on the denominator, thus removing the radical from it.

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