Answer
$6t^2-6t-4$
Work Step by Step
First, look at each term separately using sum/difference rule.
$\frac{d}{dx}(2t^3)-\frac{d}{dx}(3t^2)+\frac{d}{dx}(4t)$
Then take the derivative using the general power and constant multiple rules.
$2*3t^2-3*2t+4*1$
