I need solve this question

QUESTION 12 Find the derivative of the given function: y = In(x3 + 1) O None O 3x2 V= x3+1 O 3x2 x2+1 O 3x 3 x3+1 QUESTION 13 The price-demand function for the production of computer tables is given by p = 200- W / Q and the cost function is c(q) = 7200 + 6q a) Find the Revenue function R(q) b) Find the revenue generated by selling 150 tables c) Find the instantaneous rate of change of the revenue d) Find the profit function p(q) Type your answers for the four questions in the space below