1. Rockabye Rockers, Inc has determined that the daily revenue, in dollars, from the sale of x rocking chairs is R(x)=0.005x +0.01x +0.2x Currently, Rockabye rockers sells 60 lawn chairs daily. (Show all calculus work.) a. What is the current daily Revenue? b. How much would revenue increase if 63 chairs were sold each day? (Calculate R(63)-R(60) exactly. c. What is the marginal revenue when 60 lawn chairs are sold daily? d. Use the marginal revenue to estimate R(61), R(62), R(63). Is the answer for R(63) close to the actual calculated value of R(63) that you had to calculate as part of part b? Write the two values below