I need help with these problems please, and please answer all parts of the problems.

Evaluate the integral | [ (2to412 ) ; + (60- 6t) ;+ (9) klat. . . . . . [ [ ( 2te 4 ? ) 1 + ( 60 - 61) ; + 19 ) k ] at = () i + ( ) ; + () k o (Type exact answers.)Solve the initial value problem for r as a vector function of t. Differential equation: d'r = - 30k at Initial conditions: r(0) = 100k and at It=0 =7i + 7j . . . . . r (t ) = Di+ (0); + ()k