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Aptitude | Algebra | Question 3

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If x takes only real numbers. For what value of x, the value of the expression: 4−6x−x2 will be maximum?

(A)

-4

(B)

-3

(C)

0

(D)

3



Answer: (B)

Explanation:

Differentiate and equate to 0 6+2x =0 x=−3



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Last Updated : 13 Oct, 2021
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