What is log\(_7{(49^a)}\) - log\(_{10}^{(0.01)}\)?
A
\(\frac{49^a}{100}\)
B
\(\frac{a}{2}\) + 2
C
72a + 2
D
2a + 2
E
\(\frac{2a}{2}\)
Verified Correct Answer: D.
Step-by-Step Mathematical Solution
log7(49a) - log10(0.01) = log7(72)a - log10100
log772a - log101 - log10 102
= 2a - 2
= 2a + a
Source: Myschool Past Questions Archive (Record #32678)