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Consider the function f(x)=x^(3)-8x^(2)+...

Consider the function `f(x)=x^(3)-8x^(2)+20x-13`
The function `f(x)` defined for `R to R`

A

(a)is one-one onto

B

(b)is many-one onto

C

(c)has 3 real roots

D

(d)is such that `f(x_(1))cdotf(x_2)lt0` where `x_(1)` and `x_(2)` are the roots of `f'(x)=0`

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The correct Answer is:
B
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ARIHANT MATHS ENGLISH-AREA OF BOUNDED REGIONS-Exercise (Questions Asked In Previous 13 Years Exam)
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  3. about to only mathematics

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  7. Let f:[-1,2]->[0,oo) be a continuous function such that f(x)=f(1-x)for...

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  11. Consider the function defined implicitly by the equation y^3-3y+x=0 on...

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  12. Consider the function defined implicitly by the equation y^3-3y+x=0 on...

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  13. Consider the function defined implicitly by the equation y^3-3y+x=0 on...

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  17. The area (in sq. units) of the quadrilateral formed by the tangents ...

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  18. The area of the region described by A={(x,y):x^(2)+y^(2)le1 and y^(2)l...

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  19. The area bounded by the curves y=sqrt(x),2y+3=x , and x-axis in the 1s...

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