Question

Simplify using laws of exponents

Answer 1

Answer:

Step-by-step explanation:

Answer 2

Answer:

49

Step-by-step explanation:

= $\frac{81*7^{3}*100 }{10^{2}*3^{4}*7 }$

=$\frac{3^{4}*7^{3}*10^{2} }{10^{2}*3^{4}*7^{1} }$

= $\frac{7^{3}}{7^{1}}$

= ${7^{3-1}}$

= $7^{2}$

= 49