Aptitude | Algebra | Question 3

For any real number x the maximum value of 4−6x−x2 is at x=,
(A) 4
(B) 6
(C) -3
(D) 3


Answer: (C)

Explanation: Differentiate and equate to 0

6+2x =0

x=−3

Quiz of this Question



My Personal Notes arrow_drop_up