The path Bold r left parenthesis t right parenthesis r (t)equals =left parenthesis 6 Bold cos t right parenthesis Bold i plus left parenthesis 6 Bold...

r

=left parenthesis 6 Bold cos t right parenthesis Bold i plus left parenthesis 6 Bold sin t right parenthesis Bold j

(6 cosisinj

x2+y2=36. Find the​ particle's velocity and acceleration vectors at t equals StartFraction pi Over 6 EndFraction and StartFraction pi Over 3 EndFraction

t=π6 and π3​, and sketch them as vectors on the curve.

v

=left parenthesis nothing right parenthesis

i

+left parenthesis nothing right parenthesis

j