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What is the cosine of the angle which th...

What is the cosine of the angle which the vector `sqrt(2) hat i+ hat j+ hat k` makes with y-axis ?

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XII BOARD PREVIOUS YEAR PAPER ENGLISH-BOARD PAPER SOLUTIONS-All Questions
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  4. On a multiple choice examination with three possible answers (out o...

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  11. Evaluate: intx^2log(1+x)dx\

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  14. Show that the normal at any point theta to the curve x=acostheta+at...

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  15. Evaluate : int0^2sqrt(4-x^2)\ dx

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  16. Given inte^x\ (tanx+1)secx\ dx=e^xf(x)+c, write f(x) satisfying the a...

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  17. If A^T=[3 4-1 2 0 1]\ and B=[-1 2 1 1 2 3], then find A^T-\ B^T

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  18. Let A be a square matrix of order 3\ xx\ 3 . Write the value of |2A|...

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  19. Find the principal value of tan^(-1)sqrt(3)-sec^(-1)(-2)

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  20. Find the value of x+y from the following equation: 2[(x,5),(7y,-3)]+[(...

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