English, asked by muskan10973, 8 months ago

Rationalize :- 15/(V7-73)​

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Answered by xicacim193
2

Answer:

Please refer to image provided

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Answered by Anonymous
39

Q. Rationalize √5 / (√7-√3)

Answer:

√5(√7+√3)

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4

Step-by-Step Explanation:

to rationalize a number we must multiply both the numerator and denominator by opposite sign of denominator, i.e -

√5

-----------

√7-√3

√5 √7+√3

----------- × -----------

√7-√3 √7+√3

√5(√7+√3)

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7 - 3

√5(√7+√3)

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4

hence, rationalised.

Therefore, rationalising √5/√7-√3 we get,

√5(√7+√3)

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4

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