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Integrating factor of differential equat...

Integrating factor of differential equation `cosx(dy)/(dx)+ysinx=1` is (a) `( b ) (c)cosx (d)` (e) (b) `( f ) (g)tanx (h)` (i) (c) `( d ) (e)secx (f)` (g) (d) `( h ) (i)sinx (j)` (k)

A

cos x

B

tan x

C

sec x

D

sin x

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The correct Answer is:
C
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AAKASH INSTITUTE ENGLISH-DIFFERENTIAL EQUATIONS-Assignment (Section - A) Competition Level Questions
  1. Which of the following is a general solution of (d^(2)y)/(dx^(2))-2(dy...

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  2. The solution of differential equation xdy-ydx=0 represents

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  3. Integrating factor of differential equation cosx(dy)/(dx)+ysinx=1 is (...

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  4. Solution of the differential equation tan y.sec^(2) x dx + tan x. sec^...

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  5. The integrating factor of (xdy)/(dx)-y=x^(4)-3x " is"

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  6. The general solution of differential equation (e^(x)+1)ydy=(y+1)(e^(x)...

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  7. The solution of differential equation (dy)/(dx)=e^(x-y)+x^(2)e^(-y)is

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  8. The solution of differential equation (dy)/(dx)+(2xy)/(1+x^(2))=(1)/(1...

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  9. The number of solutions of (dy)/(dx)=(y+1)/(x-1),"Then y(1)=2 is"

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  10. The differential equation y(dy)/(dx)+x=C represents

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  11. The integrating factor of differential equation (dy)/(dx)+y=(1+y)/(x)"...

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  12. The differential equation of the family of curves of x^(2)+y^(2)-2ay=0...

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  13. The general solution of (dy)/(dx)=2xe^(x^(2)-y) is

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  14. The curve in which the slope of the tangent at any point equal the rat...

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  15. The solution of equation (2y-1)dx-(2x+3)dy=0 is

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  16. Let f(x) = secx*f'(x), f(0) = 1, then f(pi/6) is equal to

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  17. The integrating factor of (1+y^(2)) dx = (tan^(-1)y-x) dy is -

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  18. The order &amp; the degree of the differential equation whose general ...

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  19. The solution of the differential equation dy/dx=cos(x-y) is

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  20. (dy)/(dx) = (xy+y)/(xy+x), then the solution of differential equation ...

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