1. The problem statement, all variables and given/known data How does -2^(5/2) -2^(5/2) = -2^(7/2)? 2. Relevant equations I've integrated a problem down to this and I know that the answer is -2^(7/2). Unfortunately, I've forgotten the algebraic steps required to get it into that form. 3. The attempt at a solution I'm totally lost.