Question

log(10^3x^7) =
O A 21
O B. 21log(x)
O c. 3+7log(x)
O D. 3x?

Answer 1

Answer:

C. 3+7log(x)

Step-by-step explanation:

$log( {10}^{3} {x}^{7} ) \\ = log \: {10}^{3} + log \: {x}^{7} \\ = 3 \: log \: 10 + 7 \: log \: x \\ = 3 \times 1 + 7 \: log \: x \\ = 3 + 7 \: log \: x$