Can you show me step by step hand written

Question 1 An evergreen nursery usually sells a type of shrub after 5 years of growth and shaping. The growth rate during those 5 years is approximated by dh 17.6t dt V17.6t2 +1 where t is the time (in years) and h is the height (in inches). The seedlings are 6 inches tall when planted (t=0). a) Find the height function. b) How tall are the shrubs when they are sold? Question 2 The total cost of purchasing a piece of equipment and maintaining it for x years can be modeled by: C - 5000 (25 + 3 So tz dt) Find the total cost after 5 years