<p>hey guys i know this is the wrong forum to post this in but i'm like freaking out right now because i have a calc test tomorrow and i can't figure this out. can somebody please help?</p>
<ol>
<li>A particle is moving along the x-axis with velocity v(t)= t sin t. Is the speed of the particle increasing or decreasing at t=2? explain fully.</li>
</ol>
<p>thanks!!!</p>