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Comprehension 2 Consider the syste...

Comprehension 2 Consider the system of linear equations `alphax+y+z=m x+alphay+z=n x+y+alphaz=p` If `alpha=-2\ 7\ m+n+p!=0` then system of linear equations has- a. no solution b. infinite solutions c. unique solution d. finitely many solution

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ALLEN-DETERMINANTS-All Questions
  1. If x , y , z are in A.P. , then the value of the determinant are in A....

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  2. Statement 1 is True: Statement 2 is True; Statement 2 is a correct ...

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  3. Comprehension 2 Consider the system of linear equations alphax+y...

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  4. Comprehension 2 Consider the system of linear equations alphax+y...

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  5. Without expanding the determinant prove that: |0b-c-b0a c-a0|=0

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  6. Prove that: |1a a^2-b c1bb^2-c a1cc^2-a b|=0

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  7. Prove that: |a^2+2a2a+1 1 2a+1a+2 1 3 3 1|=(a-1)^3 .

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  8. By using properties of determinants. Show that:|1+a^2-b^2 2a b-2b2a b1...

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  9. Show that: |a b-cc+b a+c b c-a a-bb+a c|=(a+b+c)(a^2+b^2+c^2)dot

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  10. Absolute value of sum of roots of the equation |x+22x+3 3x+4 2x+3 3x+4...

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  11. a+b+c=0, solve for x : [[a-x,c,b],[c,b-x,a],[b,a,c-x]]=0

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  12. Prove that '[[b-c,c-a,a-b],[b'-c'],[c'-a'][a'-b'],[b"-c",c"-a",a"-b"]]...

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  13. If 3 digit numbers A28, 3B9 and 62C are divisible by a fixed constant ...

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  14. For a fixed positive integer n , if =|n !(n+1)!(n+2)!(n+1)!(n+2)!(n+3)...

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  15. If Dr=|2^(r-1)2(3^(r-1))4(5^(r-1))x y z2^n-1 3^n-1 5^n-1| then p...

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  16. If D=|[1/z,1/z,-(x+y)/(z^2)],[-(y+z)/(x^2),1/x,1/x],[-(y(y+z)/(x^2z))...

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  17. Prove that |((beta+gamma-alpha-delta)^4,(beta+gamma-alpha-delta)^2,1),...

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  18. Solve the following sets of equations using Cramer's rule and remark a...

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  19. Solve the following sets of equation using Cramers rule and remark ...

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  20. Solve the following sets of equation using Cramers rule and remark ...

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