Question 4 Find f(x) if f'(z) - evr and f(1) - 2. Question 5 A particle is moving with the given data. Find the position of the particle. (a) a(t) = 3cost - 2sint, v(0) = 4, $(0) = 0 (b) a(t) = a, v(0) = 30, =(0) = 80 Question 6 What constant acceleration is required to increase the speed of a car from 30 mi/h to 50 mi/h in 5 hours