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If |[6i,-3i,1],[ 4, 3i,-1],[ 20, 3,i]|=x...

If `|[6i,-3i,1],[ 4, 3i,-1],[ 20, 3,i]|=x+i y ,` then a.`x=3,y=1` b. `x=1,y=3` c. `x=0,y=3` d. `x=0,y=0`

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CENGAGE ENGLISH-DETERMINANTS-All Questions
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  2. If the system of equations x+a y=0,a z+y=0,a n da x+z=0 has infinite s...

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  3. If |[6i,-3i,1],[ 4, 3i,-1],[ 20, 3,i]|=x+i y , then a.x=3,y=1 b. x=1,y...

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  6. Prove that the value of each the following determinants is zero: |s...

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  10. Bond energies can be obtained by using the following relation: DeltaH ...

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  11. Prove that =|1 1 1a b c b c+a^2a c+b^2a b+c^2|=2(a-b)(b-c)(c-a)

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  12. If =|s inthetacosvarphisinthetas invarphicosthetacosthetacosvarphicost...

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  13. The system of equations -2x+y+z=a, x-2y+z=b, x+y-2z=c, has: (a)no so...

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  14. Show that if x1, x2, x3!=0 |x1+a1b1a1b2a1b3a2b1x2+a2b2a2b3a3b1a3b2x3+...

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  15. Figure shows a wire ring of radius a that is perpendicular to the gene...

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  16. If Deltar =|[2^(r-1) ,2.3^(r-1), 4.5^(r-1)],[alpha,beta,gamma],[2^n-1,...

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  17. The values of k in R for which the system of equations x+k y+3z=0,k x...

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  18. A determinant of second order is made with the elements 0 and 1. Fi...

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  19. For a concave mirror, if real image is formed the graph between (1)/(u...

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