Express 1 + 2 log10\(^3\) in the form log10\(^9\)
-
log10\(^{90}\)
- log10\(^{19}\)
- log10\(^{9}\)
- log10\(^{6}\)
The correct answer is: A
Explanation
1 + 2log\(_{10}^3\)
= log\(_{10}^{10} + log_{10}^{3^2}\)
= log\(_{10}^{10} + log_{10}^{9}\)
= log\(_{10}^{10 \times 90}\) = log\(_{10}^{90}\)