If g(x) = (7x3 - 1)14(x2 + 50)49, what is g '(x)? a [14(7x3 - 1)13][49(x2 + 50)48] b14(7x3 - 1)13(21x2) + 49(x2 + 50)48(2x) c 14(21x2)13(7x3 - 1) + 49(2x)48(x2 + 50) d (7x3 - 1)13[49(x2 + 50)49(2x)] + (x2 + 50)49[14(7x3 - 1)13(21x2)] none of these

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.