Question

${30}^{7} \times {30}^{4} \div {30}^{9} \div {3}^{2}$
Simplify and express the result as a power of 10
The correct answer should come
${10}^{2}$
Explain the answer
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Answer 1

Step-by-step explanation:

a power M*a power n= a power M + n

30 power 7+30 power 4=30 power 11...

a power m/ a power n= a power m- n

30 power 9/ 30 power 2= 30 power 7..

There fore, 30 power 11/ 30 power 7= 30 power 11-7=4=10 POWER 4