Write in Exponential Form 4 = log base 2 of 16

$4 = \log_{2} (16)$

For logarithmic equations, $\log_{b} (x) = y$ is equivalent to $b^{y} = x$ such that $x > 0$ , $b > 0$ , and $b \neq 1$ . In this case, $b = 2$ , $x = 16$ , and $y = 4$ .

$b = 2$