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If y=2sin2x+3cos2x, find (d^2y)/dx^2....

If `y=2sin2x+3cos2x`, find `(d^2y)/dx^2`.

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`-4(2sin2x+3cos2x)`
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PATHFINDER-VECTOR-I AND VECTOR-II-QUESTION BANK
  1. Find the differentiation of the following w.r.t.x. (1)/(ax+b)^2

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  2. Find the differentiation of the following w.r.t.x. 1/x

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  3. If y=2sin2x+3cos2x, find (d^2y)/dx^2.

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  4. FInd the value of (d^2y)/(dx^2) if y=log(sec x-tan x)

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  5. Read each statement below carefully and state with reasons, if it is t...

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  9. Can you associate vectors with the length of a wire bent into a loop ...

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  10. Can you associate vectors with a plane area ?

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  11. Can you associate vectors with a sphere ? Explain

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  12. The angle between vecA=hati+hatj and vecB=hati-hatj is

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  13. Which one of the following statements is true ?

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  14. The component of vector vecr along X-axis will have maximum value if :

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  15. Consider the quantities : pressure, power, energy, impulse, gravitatio...

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  16. Three vector vecA,vecB and vecC add up to zero. Find which is false ?

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  17. It is found that abs(vecA+vecB)=absvecA. This necessarily implies : v...

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  19. It is found that abs(vecA+vecB)=absvecA. This necessarily implies : v...

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  20. It is found that abs(vecA+vecB)=absvecA. This necessarily implies : v...

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