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Find all the points of local maxima and minima and the corresponding maximum and minimum values of the function `f(x)=-3/4x^4-8x^3-(45)/2x^2+105` .

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RD SHARMA ENGLISH-MAXIMA AND MINIMA-All Questions
  1. Find all the points of local maxima and local minima of the functio...

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  2. Show that the function f(x)=4x^3-18 x^2+27 x-7 has neither maxima nor ...

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  3. Find all the points of local maxima and minima and the correspondin...

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  4. Find all the points of local maxima and minima and the corresponding...

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  5. Find the points of local maxima, local minima and the points of inf...

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  6. Find the point of local maxima or local minima of the function f(x) ...

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  7. Prove that the area of right-angled triangle of given hypotenuse is...

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  8. Show that the total surface area of a closed cuboid with square bas...

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  9. Find the maximum and the minimum values, if any, of the following f...

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  10. Find the maximum and the minimum values, if any, of the following f...

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  11. Find the maximum and the minimum values, if any, of the following fu...

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  12. Find the maximum and the minimum values, if any, of the following f...

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  13. A rectangle is inscribed in a semi-circle of radius r with one of its ...

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  14. A wire of length 36m is to be cut into two pieces. One of the piece...

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  15. Find the maximum and the minimum values of f(x)=3x^2+6x+8,\ \ x in ...

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  16. Find the maximum and the minimum values of f(x)=-|x-1|+5 for all x ...

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  17. Find the maximum and the minimum values of f(x)=sin3x+4,\ \ x in (-...

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  18. Find the maximum and the minimum values of f(x)=x^3+1 for all x in ...

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  19. Find the maximum and the minimum values of f(x)=sin(sinx) for all x...

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  20. Find the maximum and the minimum values of f(x)=|x+3| for all x in ...

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