Mathematics

Problem

A particle moving along a straight line has acceleration

a(t)=6t-4

. If its velocity is

3\,\text{m/s}

at time

t=1\,\text{s}

, what is its velocity at

t=3\,\text{s}

? a)

15\,\text{m/s}

16\,\text{m/s}

19\,\text{m/s}

13\,\text{m/s}