Question

Find the minimun value of the function f defined by f(x)=11x^2 + 13x +2

Answer 1

I need the exact answer.

Answer 2

taker the first der. and set it =0

Answer 3

*take

Answer 4

f'(x) = 22x+13=0
22x=-13
x=-13/22

Answer 5

-13/22 is not the minimum value; you should insert it to f(x)

Answer 6

oh yea plug that back into f(x) to get the answer