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XII BOARDS PREVIOUS YEAR-BOARD PAPER SOLUTIONS-All Questions
- Find a Vector in the direction of vec a= hat i-2 hat j that has magni...
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- Let A = R × R and * be the binary operation on A defined by (a, b) ...
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- Find the inverse of the matrix A=[1 3 3 1 4 3 1 3 4]
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- If [2x3][1 2-3 0][x3]=O , find x
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- Find the equation of the plane through the line of intersection of the...
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- A bag contains 4 red and 4 black balls, another bag contains 2 red and...
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- One kind of cake requires 200 g of flour and 25 g of fat, and anoth...
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- Using properties of determinants, prove that |[(a+1)(a+2),a+2,1],[(a...
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- Solve the differential equation x^2dy+(x y+y^2)dx=0 given y=1, when x=...
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- Find the particular solution of the differential equation x(dy)/(dx)+y...
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- From a lot of 15 bulbs which include 5 defectives, a sample of 2 bulbs...
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- Probability of solving specific problem independently by A and B are 1...
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- Find the area of the region in the first quadrant enclosed by the y-ax...
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- Evaluate : int0^(pi/2)(dx)/(1+sqrt(tanx))
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- Find the value of lambda so that the four points, A, B, C and D wit...
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- Find the shortest distance between the lines vec r=( hat i+2 hat j+ h...
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- Find the derivative of (sinx)^x+sin^(-1)sqrt(x) w.r.t. x
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- If y=(xcos^(-1)x)/(sqrt(1-x^2))-logsqrt(1-x^2), then prove that (dy)/(...
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- Find int((x^2+1)e^x)/((x+1)^2)dx
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- If x=asec^3theta,y=atan^3theta, find (d^2y)/(dx^2) at theta=pi/4
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