Question

If s, a >0 and t=1/3(2s+a/s^2). use the Arithmetic-Geometric inequality to prove that t^3>=a

Answer 1

if s,a>0 and \[t=\frac{1}{3}(2s+\frac{a}{s^2}) \] use the Arithmetic-Geometric inequality to prove that \[t^{3}\ge a\]