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If |(x,x+y,x+y+z),(2x,3x+2y,4x+3y+2z),(3...

If `|(x,x+y,x+y+z),(2x,3x+2y,4x+3y+2z),(3x,6x+3y,10x+6y+3z)|=64` then `x=`

A

`-1`

B

4

C

3

D

1

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-MATRICES -DETERMINANTS- EXERCISE - II
  1. If x=-1 is a root of the equation |{:(2-x,3,3),(3,4-x,5),(3,5,4-x):}|=...

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  2. If one of the roots of |(3,5,x),(7,x,7),(x,5,3)|=0 is -10, then the ot...

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  3. If |(x,x+y,x+y+z),(2x,3x+2y,4x+3y+2z),(3x,6x+3y,10x+6y+3z)|=64 then x=

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  4. If a,b,c, are in A.P. then |(x+1,x+2,x+a),(x+2,x+3,x+b),(x+3,x+4,x+c)|...

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  5. If a,b,c are pth, qth rth terms respectivelyy of a G.P then |(loga, p,...

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  6. If |{:(0,sinalpha,sinbeta),(sinalpha,0,singamma),(sinbeta,singamma,0):...

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  7. With the usual notation in DeltaABC det|(1,1,1),(sinA,sinB,sinC),(sin^...

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  8. If y=cosx,y(n)=(d^(n)(cosx))/(dx^(n)) then |{:(y(4),y(5),y(6)),(y(7),y...

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  9. If |{:(cos(A+B),-sin(A+B),cos2B),(sinA,cosA,sinB),(-cosA,sinA,cosB):}|...

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  10. A=[(1, cos (beta-alpha),cos(gamma-alpha)),(cos (alpha-beta), 1, cos(ga...

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  11. If a,b,c are different and |(a,a^(2),a^(3)-1),(b,b^(2),b^(3)-1),(c,c^(...

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  12. If a!=p,b!=q,c!=r and |(p,b,c),(a,q,c),(a,b,r)|=0 then the value of P/...

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  13. If A is a 3xx3 matrix and det(3A)=k(detA) then k=

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  14. A and B be 3xx3 martrices. Then AB=0 implies

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  15. If x,y,z are in A.P. then the value of |{:(a+2,a+3,a+3x),(a+3,a+4,a+2y...

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  16. |(x,x^(2),1+x^(3)),(y,y^(2),1+y^(3)),(z,z^(2),1+z^(2))|=0,x!=y!=zimpli...

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  17. If f(x)=|(2cosx,1,0),(x-pi//2,2cosx,1),(0,1,2cosx)| then (df)/(dx) at ...

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  18. If Delta(1)=|(x,b,b),(a,x,b),(a,a,x)|, Delta(2)=|(x,b),(a,x)| then

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  19. Statment - I : |{:(0,ab^(2),ac^(2)),(a^(2)b,0,bc^(2)),(a^(2)c,b^(2)c,0...

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  20. Arrange the following matrices in ascending order of their determinant...

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