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If x=asintheta and y =b cos theta, then ...

If `x=asintheta and y =b cos theta, then (d^(2)y)/(dx^(2))` is

A

`(a)/(b^(2))sec^(2)theta`

B

`(-b)/(b)sec^(2)theta`

C

`(b)/(a^(2))sec^(3)theta`

D

`(-b)/(a^(2))sec^(3)theta`

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The correct Answer is:
D
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MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-PRACTICE SET 21-PAPER 2 (MATHEMATICS)
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  2. The value of int(-pi//4)^(pi//4) x^(3) sin^(4) x dx is equal to

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  3. If x=asintheta and y =b cos theta, then (d^(2)y)/(dx^(2)) is

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  4. If x=asintheta and y =b cos theta, then (d^(2)y)/(dx^(2)) is

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  5. The plane x-2y+z-6=0 and the line x/1=y/2=z/3 are related as the line ...

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  6. The direction consines of the line segment joining points (-3,1,2)and ...

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  7. The focal distance of a point on the parabola y^2=12 xi s4. Find the a...

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  8. The equation of a line passing through (2,-3) and inclined at an angle...

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  9. Which of the following is a contradiction ?

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  10. Inverse of the matrix [{:(cos 2 theta, -sin 2 theta),(sin 2 theta, cos...

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  11. Let vec(a) and vec(b) be the two unit vectors such that angle between ...

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  12. Which of the follwing statement is correct ?

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  13. If x=A cos 4t+B sin4t, then (d^(2)x)/(dt^(2)) is equal to

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  14. int32x^(3)(logx)^(2) dx is equal ot

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  15. Solution of the differential equation x dy -y dx = 0 represents-

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  16. Which of the following is correct ?

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  17. The corresponding Boolena Expression is

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  18. If f(x)=x+2," then "f'(f(x))" at "x=4, is

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  19. The period of the function f(x)=|sin 2x|+|cos 8x| is

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  20. The circle x^(2)+y^(2)-10x-14y+24=0 cuts an intercepts on y-axis of le...

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