Need help with problem

I Find the arc length parameter along the curve from the point where t: 0 by evaluating the integral 5 = Ilvldr, Then nd the length of the indicated portion of the curve, 0 rm: (381m5t}i+ (32'sint)j+3e'k, In4sts0 5(1) 2 (Type an exact answer, using radicals as needed.) The length of the indicated portion of the curve is units (Type an exact answer, using radicals as needed.)