A company invests $94,000 for equipment to produce a new product. each unit of the product costs $11.20 and is sold for $16.98. let x be the number of units produced and sold. (a) write the total cost c as a function of x. c(x) = incorrect: your answer is incorrect. (b) write the revenue r as a function of x. r(x) = incorrect: your answer is incorrect. (c) write the profit p as a function of x. p(x) =\