Question

Evaluate the following expression. Round your answer two decimal places. Log3(10)

Answer 1

on apex it says that its B: 2.10

Answer 2

$\bf \textit{Logarithm Change of Base Rule} \\\\ log_a b\implies \cfrac{log_c b}{log_c a}\\\\ -------------------------------\\\\ log_3(10)\implies \cfrac{log_{10}(10)}{log_{10}(3)}\implies \cfrac{1}{log(3)}$

and you can just plug that in your calculator.