Question

solve using law of exponent.​

Answer 1

Step-by-step explanation:

$( {5}^{ - 2} \times {2}^{ - 2} ) \times {10}^{2} \\ = ( { \frac{1}{5} }^{2} \times { \frac{1}{2} }^{2} ) \times {10}^{2} \\ = \frac{1}{25} \times \frac{1}{4} \times 100 \\ = \frac{1}{100} \times 100 \\ = 1 \: ans.$

Answer 2

Step-by-step explanation:

this is the correct answer.