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USHA PUBLICATION-PREVIOUS YEAR QUESTION 2017-PREVIOUS YEAR QUESTION
- Solve by Cramer’s rule 2x-y=2, 3x+y=13
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- If the matrix A is such that [[1,-1],[2,3]]A=[[-4,1],[7,7]], find A.
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- Find the inverse of the following matrix: [[0,0,2],[0,2,0],[2,0,0]]
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- If P(n-1,3):P(n+1,3)=5:12, find n.
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- A cricket team consisting of 11 players is to be chosen from 8 batsmen...
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- Write the principal value of sin^(-1)frac[1][2]+cos^(-1)(-frac[1][2])
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- Five boys and four girls randomly stand in a line. Find the probabilit...
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- If a random variable X has a binomial distribution B(8,frac[1][2]), th...
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- If (a + bx)e^(y/x) = x, then show that x^3d/dx (dy/dx) = (x dy/dx - ...
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- A cylindrical open water tank with a circular base is to be made out o...
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- Evaluate intfrac[dx][cosx(1+2sinx)]
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- Solve frac[dx][dy]=frac[3x-7y+7][3y-7x-3]
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- Prove the following by vector method. An angle inscribed in a semi-cir...
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- Show that hatitimes (vecatimeshati)+hatjtimes(vecatimeshatj)+hatktime...
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- Show that the line joining the points (0,2,-4) and (-1,1-2) and the l...
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- Solve the following LPP graphically: Maximize: Z=4x1+3x2 subject to x1...
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- Prove the following: [[(b+c)^2,a^2,bc],[(c+a)^2,b^2,ca],[(a+b)^2,c^2...
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- Show that: C1^2+2C2^2+3C3^2...+nCn^2=frac[(2n-1)!][{(n-1)!}^2
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- The probability that a student will pass the final examination in both...
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- If P (A) = 0.4,P (B | A)= 0.3 and P (B^c | A^c)=0.2. find P (A | B )
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