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suppose x1, and x2 are the point of maxi...

suppose `x_1,` and `x_2` are the point of maximum and the point of minimum respectively of the function `f(x)=2x^3-9ax^2 + 12a^2x + 1` respectively, `(a> o)` then for the equality `x_1^2 = x_2` to be true the value of `'a'` must be

A

0

B

2

C

1

D

`(1)/(4)`

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The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-APPLICATION OF DERIVATIVES-Assignment SECTION-A (Competition Level Questions)
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  3. The radius of a right circular cylinder increases at the rate of 0.1 ...

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  4. The number of points of maxima/minima of f(x) =x(x + 1) (x +2) (x + 3...

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  6. If a variable tangent to the curve x^2y=c^3 makes intercepts a , bonx-...

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  9. Let C be the curve y=x^3 (where x takes all real values). The tangent ...

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  10. The interval on which f(x)=2x^(3)+9x^(2)+12x-1 is decreasing in

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