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If every element of a third order determ...

If every element of a third order determinant of value 8 is multiplied by 2, then write the value of the new determinant.

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If evey element of a third order determinant of value 8 is multiplied by 2, then write the value of the new determinant.

If every element of a third order determinant of value 8 in multiplied by 2. then write the value of the new determinant.

If every element of a third order determinant having value 8 is divided by 2, then what is the value of the resulting determinant?

Let the value of a 3rd order determinant be A and each element in multiplied by 2 then what will be the value of the new determinant.

If each element of a determinant of 3rd order is multiplied by k, then how many times the value of the determinant will be multiplied?

Answer the following: If every element of a third order matrix is multiplied by 5, then how many times its determinant value becomes?

If all the elements on the two diagonals of a third order determinant are zero, then what is the value of the determinant.

IF the coafactor and minor of each element of a second order determinant are same, then what is the value of the element is the second row and first column of determinant.

SHARAM PUBLICATION-MODEL QUESTION PAPER 12-EXERCISE
  1. Write the value of tan^(-1)[2sin(2cos^(-1)(sqrt3/2)]

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  2. Solve the following matrix equation for x [[x,1]] [[1,0],[-2,0]]=0.

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  3. If every element of a third order determinant of value 8 is multiplied...

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  4. If y = tan ^(-1)sqrt((1-cosx)/(1+cosx)), then find (dy)/(dx)

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  5. Evaluate int logx dx

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  6. Write the order and degree of the differential equation log ((d^3y)/(d...

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  7. If |veca +vecb| = |veca|+|vecb| then what is the angle between veca an...

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  8. Write the angle between the planes 3x -5y + 2z-8 = 0 and 2x + 4y + 7z ...

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  9. Show that the relation R defined on the set Z of all integers defined ...

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  10. Let f(x) =sqrtx ,g(x)=1-x^2. Compute fog and gof .

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  11. Consider the binary operation ** on the set {1, 2, 3, 4 5} defined by ...

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  12. Prove that cos tan^(-1)sin cot^(-1)x=sqrt((1+x^2)/(2+x^2).

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  13. Solve the LPP Maximize z=3x+2y Subject to x+yle400 2x+yle500 ,xge0...

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  14. If the matrix A is such that [[1,-1],[2,3]]A=[[-4,1],[7,7]], find A.

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  15. Verify that A=[[a,b],[c,d]] satisfies the equation A^2-(a+d)A+(ad-bc...

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  16. Factorise the determinant |[x^3-a^3,x^2,x],[b^2-a^3,b^2,b],[c^3-a^3,c^...

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  17. Factorize the following. [[x+a,b,c],[b,x+c,a],[c,a,x+b]]

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  18. If A=[{:(3,1),(-1,2):}] then prove that A^(2)-5A+7I=O

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  19. Find the value of k if the function f(x) defined by f(x)={(2x-1,whenx<...

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  20. If sin y = x sin (a + y) then show that (dy)/(dx)=(sin^2(a+y))/(sina)

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