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Find the real values of `lambda` for which the following system of linear equations has non-trivial solutions. `2lambdax-2y+3z=0` `x+lambday+2z=0` `2x+lambdaz=0`

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To find the real values of \( \lambda \) for which the following system of linear equations has non-trivial solutions, we need to analyze the determinant of the coefficient matrix formed by the equations. The equations are: 1. \( 2\lambda x - 2y + 3z = 0 \) 2. \( x + \lambda y + 2z = 0 \) 3. \( 2x + \lambda z = 0 \) ### Step 1: Form the Coefficient Matrix The coefficient matrix \( A \) for the system of equations can be represented as follows: ...
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RD SHARMA-DETERMINANTS-Solved Examples And Exercises
  1. A matrix A of order 3xx3 has determinant 5. What is the value of |3A|?

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  2. If A is a square matrix such that |A|=2 , write the value of |AA^T|

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  3. Find the real values of lambda for which the following system of linea...

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  4. If a , b , c are non-zero real numbers and if the system of equations...

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  5. Which of the following is not correct in a given determinant of A , wh...

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  6. Let |(x,2,x),(x^2,x,6),(x,x,6)|=a x^4+b x^3+c x^2+dx+edot Then, the va...

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  7. Let △=|(A x,x^2, 1),(B y, y^2, 1),(C z, z^2, 1)| and△1=|(A,B, C),( x, ...

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  8. If Delta1=|[a, b, c],[ x, y, z],[ p, q, r]| and Delta2=|[q,-b, y],[-p,...

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  9. Without expanding show that: =|cos e c^2thetacot^2theta1cot^2thetacos ...

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  10. Find the value of the determinant =|2 3 4 5 6 8 6x9x 12 x|dot

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  11. Without expanding evaluate the determinant |[41,1,5],[79,7,9],[29,5,3]...

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  12. Show that matrix |(1,a,b+c),(1,b,c+a),(1,c, a+b)|=0

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  13. Without expanding evaluate the determinant |(x^2+x^(-1))^2(a^2-a^(-1))...

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  14. If 1=|(1, 1, 1),(x^2,y^2,z^2),(x, y ,z)|a n d2=|(1 ,1, 1),(y z, z x,x ...

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  15. Without expanding show that |[b^2c^2,b c, b+c],[c^2a^2,c a ,c+a ],[a^2...

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  16. Without expanding evaluate the determinant |[sinalpha,cosalpha,sin(alp...

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  17. If A+B+C=pi, then the value of |[sin(A+B+C),sin(A+C),cosC],[-sinB,0...

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  18. If Ar=|[1,r,2^r],[2,n,n^2],[n,(n(n+1))/2, 2^(n+1)]|, the value of sum(...

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  19. If the determinant |[a,b,2aalpha+3b],[b,c,2balpha+3c],[2aalpha+3b,2bal...

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  20. If a , b , c are distinct, then the value of x satisfying |(0,x^2-a, x...

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