Question

$$Find the power value of 5 $45^3\times25^2\times16^4\times30^3$

• A. 8
• B. 10
• C. 12
• D. 15

Answer 1

Answer:

B. 10

$45^3\times25^2\times16^4\times30^3$

$(5\times9)^3\times(5^2)^2\times16^4\times(5\times6)^3$

power value of 5

$=5^3\times5^4\times5^3$

$=5^{10}$

power value of 5=10