Question

rationalise the denominator 4√3+5√3/√48+√18​

Answer 1

Answer:= 4√3+5√2 × 4√3-3√2

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4√3+3√2. 4√3-3√2

=48-12√6+20√6-30

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48-18

=18+8√6

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30

=9+4√6

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15

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Answer 2

THAT'S REALLY TRICKY.....