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If | vec a|=sqrt(3)\ | vec b|=2\ \ and ...

If `| vec a|=sqrt(3)\ | vec b|=2\ \ ` and ` vec a.vec b=sqrt(3,)\ ` find the angle between ` vec a` and ` vec b`

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XII BOARD PREVIOUS YEAR PAPER ENGLISH-BOARD PAPER SOLUTIONS-All Questions
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  14. Write the vector equation of the line given by (x-5)/3=(y+4)/7=(z-6...

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  15. Prove that: tan^(-1)[(sqrt(1+x)-sqrt(1-x))/(sqrt(1+x)+sqrt(1-x))]=pi/4...

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  16. Using properties of determinants, solve the following for x: |[x-2, ...

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  17. If x=tan(1/alogy)\ , show that (1+x^2)(d^2\ y)/(dx^2)+(2x-a)(dy)/(dx)=...

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  18. Evaluate: int0^(pi/2)(x+sinx)/(1+cosx)dx

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  19. Solve the following differential equation: x\ dy-y\ dx=sqrt(x^2+y^2...

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  20. Solve the following differential equation: <math>  <mrow>   <mro...

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