Question

if a/b=5/6 then a2-b2 /(a+b)2​

Answer 1

Step-by-step explanation:

Given,

a/b=5/6.

=> a = (5/6)b

= a2-b2 /(a+b)2

= (a+b)(a-b)/(a+b)(a+b)

= (a-b)/(a+b)

= {(5/6)b-b}/{(5/6)b+b}

= {(5b-6b)/6}/{(5b+6b)/6}

= {-1b/6}/{11b/6}

= -11