Question

a/b=7/3
then find the values of the following ratios. 1. 2a2+3b2/2a2-3b2​

Answer 1

Answer:

if a/b=7/3

Therefore a=7 , b=3

so, (2a2+3b2/2a2-3b2) = 2(7)(2)+3(3)(2)/(2)(7)(2)-3(3)(2)

28+126-18=136