Question

simplify 1) (16)1/2
2) (128)1/7​

Answer 1

Step-by-step explanation:

$a) \: {16}^{ \frac{1}{2} } \\ \\ = {( {4}^{2} )}^{ \frac{1}{2} } \\ \\ = {4}^{2 \times \frac{1}{2} } \\ \\ \bf = 4 \\ \\ \\ b) {128}^{ \frac{1}{7} } \\ \\ = {( {2}^{7} )}^{ \frac{1}{7} } \\ \\ = {2}^{7 \times \frac{1}{7} } \\ \\ \bf = 7$