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If A=[(2,-3,5),(3,2,-4),(1,1,-2)] find A...

If `A=[(2,-3,5),(3,2,-4),(1,1,-2)]` find `A^(-1)`. Use it to solve the system of equations `2x-3y+5z=11` , `3x+2y-4z=-5` and `x+y-2z=-3`

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If A=[(2,-3,5),(3,2,-4),(1,1,-2)] , find A^(-1) and hence solve the system of linear equations: \ 2x-3y+5z=11 ,\ \ 3x+2y-4z=5,\ \ x+y-2z=-3

If A=[[2,-3,5],[3,2,-4],[1,1,-2]], find A^(-1). Using A^(-1) solve the following system of equations: 2x-3y+5z=16;3x+2y-4z=-4;x+y-2z=-3

Using matrices, solve the following system of equations: 2x-3y+5z=11 , 3x+2y-4z=-5 , x+y-2z=-3

Using matrices solve the following system of equations : 2x-3y+5z=11 3x+2y-4z=-5 x+y-2z=-3

The system of equations x+2y-4z=3,2x-3y+2z=5 and x -12y +16z =1 has

Using matrices, solve the following system of equations: 2x+3y+3z=5; x - 2y+z=- 4; 3x- y-2z=3

If A = [(5, -1, 4), (2, 3, 5), (5, -2, 6)] , find A^(-1) and use it to solve the following system of equation 5x - y + 4z = 5, 2x + 3y +5z = 2, 5x - 2y + 6z =-1

If A=|(2,2,-4),(-4,2,-4),(2,-1,5)| and B=|(1,-1,0),(2,3,4),(0,1,2)| then find BA and use ths to sovle the system of equations y+2z=7, x-y=3 and 2x+3y+4z=17 .

Using matrices, solve the following system of equations: 2x-y+z= -3 , 3x-z= -8 , x+3y=1

Solve the system of equations 2/x+3/y+(10)/z=4 , 4/x-6/y+5/z=1 , 6/x+9/y-(20)/z=2

XII BOARD PREVIOUS YEAR PAPER ENGLISH-XII Boards-All Questions
  1. Shortest distance between the lines:vecr=(4hati-hatj)+lambda(hati+2hat...

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  2. Suppose a girl throws a die. If she gets 1 or 2 , she tosses a coin th...

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  3. If A=[(2,-3,5),(3,2,-4),(1,1,-2)] find A^(-1). Use it to solve the sys...

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  4. Two numbers are selected at random(without replacement) from the first...

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  5. Using elementary row transformations, find the inverse of the matrix A...

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  6. Show that the relation R on the set A={x in Z :0lt=xlt=12} , given by...

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  7. Show that the function f:R->R defined by f(x)=x/(x^2+1) AA x in R is n...

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  8. If an operation ** on the set of integers Z is defined by a**b=2a^2+b ...

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  9. Find the equation of the plane passing through the point <math> <mr...

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  10. If A is a square matrix of order 2 and |A|=4, then find the value of |...

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  11. Solve the following differential equation: x[dy]/[dx]sin(y/x)+x-ysin...

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  12. Four cards are drawn one by one with replacement from a well-shuffled ...

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  13. int1^5(|x-1|+|x-2|+|x-4|)\ dx

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  14. Find the particular solution of the differential equation: (1+e^2x)dy+...

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  15. The probability of two students A and B coming to school are 2/7 and 4...

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  16. If y=(sinx)^x+sin^(-1)sqrt(1-x^2) then find (dy)/(dx)

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  17. If x,y,z are different and Delta=|[x,x^2,x^3-1],[y,y^2,y^3-1],[z,z^2,z...

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

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  19. int cos2x*cos4x*cos6x dx

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  20. Solve the following differential equation: (y+3x^2)(dx)/(dy)=x

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