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MATHEMATICS

JAMB 2006 - Question 12

Mathematics 2006 JAMB Past Questions - Question 12: find the value of x for which the function 3x³ - 9x² is minimum

Choose the most appropriate option for the gap .

find the value of x for which the function 3x³ - 9x² is minimum

A: 0

B: 2

C: 3

D: 5

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Correct Answer

Explanation

3xsup2 (x-9) = 0, 3x2 = 0, x=9x = 0 or 9 minimum value of x =0