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If x^(2)-6x-27gt0, then which one of the...

If `x^(2)-6x-27gt0`, then which one of the following is correct ?

A

`T = (-infty,2) cup (3, infty)` and S = (2,3)

B

`T = phi` and `S = (-infty, infty)`

C

`T =(-infty, infty)` and `S = phi`

D

`T=(2,3)` and `S=(-infty, 2) cup (3, infty)`

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The correct Answer is:
A
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PUNEET DOGRA-APPLICATION OF DERIVATIVES-PREV YEAR QUESTIONS
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  2. Find the equation of tangent of the curve 6y=9-3x^(2) at point (1,1).

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  3. If x^(2)-6x-27gt0, then which one of the following is correct ?

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  4. In which one of the following intervals is lite function f(x) = x^(2) ...

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  5. In which one of the following intervals is lite function f(x) = x^(2) ...

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  6. What is the minimum value of a^(2)x + b^(2)y, if xy = c^(2)

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  7. If x^(2)+y^(2)=r^(2), then x is equal to

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  8. A solid cylinder has total surface area of 462 sq. cm. Its curved surf...

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  9. What is the minimum value off |x(x-1)+1|^(1//3), where 0 le x le 1?

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  11. In the interval (-1, 1), the function f(x) = x^(2) - x + 4 is :

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  12. The function f(x) = sin x + cos x will be

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  13. If sin theta - cos theta = 0 then find the value of cot theta

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  14. What is the maximum value of 16 sin theta -12 sin^(2)theta ?

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  15. Three sides of a trapezium are each equal to 6 cm. Let a in (0,pi/2)...

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  16. Three sides of a trapezium are each equal to 6 cm. Let a in (0,pi/2)...

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  17. The length of the parallel sides of a trapezium are 51 cm and 21 cm , ...

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  18. Which one of the following is the second degree polynomial function f(...

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  19. Match list-I with List-II and select the correct answer using the code...

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