what is MRTS?

Save 15 of 20 (13 complete) Concept Question 3.2 HW Score: 60%, 12 of 20 pts Question Help Consider the following production function: 9 = 9LK + 512 -213 Given the following expressions for the marginal productivity of each input: MP = 9K + 10L - L2 and MP = 94 Assuming capital is plotted on the vertical axis and labor is plotted on the horizontal axis, determine the value of the marginal rate of technical substitution when K = 25 and L = 10. (Round your answer up to two decimal places and include the proper sign.) MRTS =] 4