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XII BOARD PREVIOUS YEAR PAPER ENGLISH-BOARD PAPER SOLUTIONS-All Questions
- An aeroplane can carry a maximum of 200 passengers. A profit of Rs. 80...
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- Prove that tan(pi/4+1/2 cos^-1(a/b))+tan(pi/4-1/2 cos^-1(a/b))=(2b)/a
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- Solve for x: - tan^(-1)("x"+1)+tan^(-1)("x"-1)=tan^(-1) (8/31)
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- Let A=[(3,2,5),(4,1,3),(0,6,7)] Express A as sum of two matrices such ...
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- Solve the following differential equation: cos^2\ x(dy)/(dx)+y=tan\ x
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- Prove the following: tan^(-1)\ 1/3+tan^(-1)\ 1/5+tan^(-1)\ \ 1/7+tan...
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- For what value lambda are the vectors vec a=2 hat i+\ lambda hat j...
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- Evaluate: int0^pi(xsinx)/(1+cos^2x)\ dx
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- Find the equation of tangent to the curve x=sin3t , y=cos2t\ \ at t=p...
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- Differentiate the following with respect to x\ :tan^(-1)\ ((sqrt(1+x)\...
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- For what value of k is the following function continuous at x=2? f(...
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- If vec a+ vec b+ vec c=0 and | vec a|=3,\ | vec b|=5 and | vec c|=7 ...
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- If vec a= hat i+ hat j+ hat k\ a n d vec b= hat j- hat k , find a ...
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- Solve the following differential equation: (x^2-y^2)dx+2x y\ dy=0 gi...
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- Solve the following differential equation: (dy)/(dx)=(x\ (2y-x))/(x\ (...
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- Show that the height of the cylinder of maximum volume that can be ...
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- Show that of all the rectangles inscribed in a given fixed circle, ...
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- Find a unit vector in the direction of vec a=3 hat i-2 hat j+6 hat...
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- Find the angle between the vectors vec a= hat i- hat j+\ hat k\ a...
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- If A=[(1, 2, 2),( 2, 1, 2), (2, 2, 1)], verify that A^2-4A-5I=0
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