Question

If a function is given by $v=2t^4$, then its first derivative w.r.t. $t$ will be given by

• A. $8t^3$
• B. $8t$
• C. $-8t^3$
• D. $t^2$

Answer 1

The correct option is A $8t^3$

$v=2t^4$
$\frac{dv}{dt}=2\left(4t^3\right)=8t^3$