Rationalise the denomination of 5/√3-√5
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Answer:
5/√3 - √5
= 5/√3 - √5 × √3 + √5 / √3 + √3
= 5 × (√3 + √5) /(√3) ^2 - (√5) ^2
= 5 × √5 + √3 / 3 - 5 ( As(a + b) (a - b) = a^2 - b^2)
= 5 × √5 + √3 / 3 - 5
= 5 × √5 + √3 / - 2
= - 5 / 2 (√5 + √3)
Step-by-step explanation:
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