Question

Find the value of a and b if √11-√7\√11+√7=a√77b

Answer 1

Answer:

√11-√7÷ √11+√7 =

√11-√7÷√11+√7× √11-√7÷√11-√7

=( √11-√7 )°2 ÷√11°2 -√7°2

=√11°2 +√7°2 -2×√11×√7÷ 11-7

= 11+7-2√77÷ 4 = 18 -2√77÷4

= 9-√77÷ 2 = a-b√77

= a= 9/2 And b = 1/2

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