Question

Simplify the Q (under root 11+under root 7) (under root 11-under root 7)​

Answer 1

Answer:

(√11+√7)/(√11-√7)

on rationalising we have:-

(√11+√7) (√11+√7)/(√11-√7) (√11+√7)

{(√11+√7)^2}/(√11)^2-(√7)^2

(11+7+2√77)/11-7

(20+2√77)/4

(10+√77)/2

hope it helps you

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