rationalise the denominator of 1÷√7-√6
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Answer:
1/(√7-√6)
» 1/(√7-√6) ×(√7+√6) /(√7+√6)
» (√7-√6) /√7²-√6²
» √7-√6/7-6
» √7-√6/1
» √7-√6 is your answer
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