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XII BOARDS PREVIOUS YEAR-BOARD PAPER SOLUTIONS-All Questions
- A factory makes tennis rackets and cricket bats. A tennis racket ta...
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- Suppose 5% of men and 0.25% of women have grey hair. A grey haired ...
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- 2 tan^(-1) (cos x) = tan^(-1) (2 cosec x)
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- Prove the following: cot^(-1)((sqrt(1+sinx)\ \ +\ \ sqrt(1-sinx))/(sqr...
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- Write the value of the following determinant: |[102, 18, 36],[ 1, 3,...
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- If x[[2],[ 3]]+y[[-1],[ 1]]=[[10],[ 5]], write the value of xdot
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- If int0^a3x^2dx=8,\ write the value of ' a^(prime)dot
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- If int((x-1)/(x^2))e^x dx=f(x)e^x+c , then write the value of f(x)dot
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- If the binary operation * on the set Z of integers is defi...
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- If I is the identity matrix and A is a square matrix such that A...
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- Write the value of "cot"(tan^(-1)a+cot^(-1)a)dot
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- If x=a(cos t+tsint) and y=a(sint-tcost), then find (d^2y)/(dx^2)
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- Write the value of the are of the parallelogram determined by the v...
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- Write the value of ( hat ixx hat j)dot hat k+( hat jxx hat k)dot\ hat...
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- Prove that the relation R in the set A={5,6,7,8,9} given by R={(a , b)...
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- If log (x^2+y^2)=t a n^(-1)\ (y/x), then show that (dy)/(dx)=(x+y)/(x-...
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- Prove that tan^-1((cosx)/(1+sinx))=pi/4-x/2,\ x in (-pi/2,pi/2)
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- Using integration, find the area of the following region : {(x , y...
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- Using integration, find the area of the region bounded by the lines...
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- If C=0.003x^3+0.02x^2+6x+250 gives the amount of carbon pollution in a...
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