What is the relative min and max of the function
f(x) = 2x^3 + x^2 - 11x
a) Max -1.53, 8.3, and Min 1.2, -12.01
b) Max -1.53, 12.01 and Min 1.2, -8.3
c) Max -1.2, 8.3 and Min 1.53, -12.01
d) Max -1.2, 12.01 and Min 1.53, -8.3

Question

What is the relative min and max of the function
f(x) = 2x^3 + x^2 - 11x
a) Max -1.53, 8.3, and Min 1.2, -12.01
b) Max -1.53, 12.01 and Min 1.2, -8.3
c) Max -1.2, 8.3 and Min 1.53, -12.01
d) Max -1.2, 12.01 and Min 1.53, -8.3

campbell_st · Answer

what did you get as the 1st derivative

then you need a 2nd derivative as well....