To evaluate an exponential expression, write each factor as many times as indicated by the exponential. Then multiply:

3^{4 }= 3·3·3·3 = 81
2^{3}·3^{2} = (2·2·2)·(3·3) = 8·9 = 72 |

Evaluate (-3)^{2} and -3^{2}

*(-3)*^{2} = (-3)·(-3) = 9

-3^{2} = -(3·3) = -9

Evaluate