rationalize the denominator1/root8+root7 . please send me fast please
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1/(√8+√7)
=>> 1/(√8+√7)×(√8-√7)/(√8-√7)
=>> (√8-√7)/(8-7)
=>>(√8-√7)/1 =>>(√8-√7) is the answer.
=>> 1/(√8+√7)×(√8-√7)/(√8-√7)
=>> (√8-√7)/(8-7)
=>>(√8-√7)/1 =>>(√8-√7) is the answer.
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In the third step identity is used. Please mark me as brainliest
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