Math, asked by preetkaur1283, 1 year ago

Difference between a positive fraction and it's reciprocal is 9/20 find sum of fraction and reciprocal

Answers

Answered by abhay022
6
a/b - b/a = 9/20
(a^2 - b^2 )/ab = 9/20
we know the triplets
a = 5
b= 4
a^2 - b^2 = 9
ab = 20
satisfied
now
5/4 + 4/5
= (25+16)/20
= 41/20
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