Question

$1 \div 2 - 1 \div 4 = 2 \div 8 = 2 \div {3}^{2} - 1$
explain using algebra

Answer 1

let a = 2 and ..
then a/q we have ...
1/a - 1/2a = a/4a = a / [(a+1)^2 - 1]