If \(a\) and \(b\) are non-zero distinct integers, what is the value of \(a + b?\)

[M7MBA]

If \(a\) and \(b\) are non-zero distinct integers, what is the value of \(a + b?\)

(1) \((3^a)^b=\dfrac1{243}\)

(2) \(a^b = a\)

Answer: E

Source: e-GMAT