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If x=at^2, y = 2at , than dy/dx is...

If `x=at^2, y = 2at `, than `dy/dx` is

A

t

B

`2/t`

C

`1/t`

D

None of these

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MODERN PUBLICATION-CONTINUITY AND DIFFERENTIABILITY-EXERCISE
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  2. The derivative of cos 5x w.r.t x is

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  3. If x=at^2, y = 2at , than dy/dx is

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  4. If function defined by : f(x)= {((sin3x)/(2x),,x,ne,0),(k+1,,x,=,0):} ...

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  5. If f(x)=logx(logx) then the value of f'(e) is

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  6. If f(x)=log(x){ln(x)} then f'(x) at x=e, is

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  7. If x=ct, y = c/t, find dy/dx at t = 2

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  8. Let f(x) = {:{(ax+3,xle2),(a^2x-1,x>2):}. Then the value of 'a' for wh...

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  12. Let f(x) be a differentiable function and f'(4) = 5, then: underset(xr...

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  14. If y=(1+x)(1+x^2)(1+x^4), then dy/dx at x = 1 is

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  15. The value of d/dx{tan^-1(cosx)} for x= 30 is equal to

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  16. If f(x) = {:{((x^2-(a+2)x+a)/(x-2), x ne2),(2,x=2):} is continuous at ...

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