rationalize 13√2/√18-√5
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13√2/√18 - √5
= 13√2 / √18 - √5 × √18 + √5 / √18 + √5
= 13√2 × √18 - √5 / 18 - 5
= 13√2 × {√18 - √5} / 13
= √2 × (√18 - √5)
= √36 - √10
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shreya7532:
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i think this will help u..
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It is (√18)² - (√5)² not (√18)² - (√15)²
sorry
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