exam Maths Puzzle Numerical Ability

Solve.

3 - a-1/a+2 = a^2-1/a+2

Read Solution (Total 0)

exam Other Question

This is a hard question for me to type properly, I hope someone understands.
Solve: [cubedroot (8^(x+1))/(16^x)]=32 I think I can also type it like this: (8^(x+1)/16^x)^(1/3) =32 . how do i find two consecutive positive integers such that the sum of their squares is 85?