pls let me know how to do this.

1. [-/1 Points] DETAILS LARCALC11 12.2.004. Find r'(t), r(to), and r'(to) for the given value of to. r(t ) = (1 + t)i+ taj, to = 1 r'(t) = r(to) = r'(to) =Sketch the curve represented by the vector-valued function, and sketch the vectors r(t0) and r'(t0). 2. [-/1 Points] DETAILS LARCALC11 12.2.013. Find r'(t). r(t) = 5 cos (t)i + 2 sin3(t)j + k r'(t) = Need Help? Read It Watch It 3. [-/1 Points] DETAILS LARCALC11 12.2.014. Find r'(t) r (t) = 4v ti + +2 \\ti + In(+2 ) k r'(t) = Need Help? Read It Watch It 4. [-/1 Points] DETAILS LARCALC11 12.2.018. Find r'(t). r(t) = (arcsin(t), arccos(t), 0) r'(t) = Need Help? Read It