scary phrase 😱
simplify 3_1=2
use power rule : (x^a)^b = x^ab
simplify 2^6=64
simplify 3^2=9
simplify 2^9=512
simplify 64+512=576
simplify 3_1=2
use power rule : (x^a)^b = x^ab
simplify 2^6=64
simplify 3^2=9
simplify 2^9=512
simplify 64+512=576