simplify the following by rationalising the denominator 3√5-√7/3√3+√2 answer me fast With explanation
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Given (3√5-√7)/(3√3 + √2)
=[(3√5-√7)(3√3-√2)]/[(3√3+√2)(3√3-√2)]
=[9√15-3√10-3√21+√14]/[(3√3)²-(√2)²]
[ Since x²-y² =(x+y)(x-y)]
=[9√15-3√10-3√21+√14]/(27-2)
= (9√15-3√10-3√21+√14)/25
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