Without expanding show that the followin...

Without expanding show that the following determinants vanish
`|(42,1,6),(28,7,4),(14,3,2)|`

Answer

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BETTER CHOICE PUBLICATION-DETERMINANTS -ASSIGNMENT (MOST IMPORTANT QUESTIONS FOR PRACTICE) (SECTION III)

Without expanding show that the following determinants vanish |(42,...
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Using the property of determinants and without expanding , prove that:...
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Without expanding show that the following determinants vanish |(4,a...
02:18
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Without expanding show that the following determinants vanish |(3,1...
01:55
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Prove that |[1,a,a^2-bc],[1,b,b^2-ca],[1,c,c^2-ab]|= 0
04:10
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Using the property of determinants and without expanding , prove that:...
03:22
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The value of the det. |[2,a,abc],[2,b,bca],[2,c,cab]| is
03:34
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Using the property of determinants and without expanding , prove that:...
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Prove that: |[x+y,x,x],[5x+4y,4x,2x],[10x+8y,8x,3x]|=x^3.
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Without expanding, prove the following |(x+4,x,x),(x,x+4,x),(x,x,x+...
03:48
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Evaluate |[1,x,y],[1,x+y,y],[1,x,x+y]|
02:12
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Prove that |[b+c,a,a],[b,c+a,b],[c,c,a+b]| = 4abc
04:52
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Prove that: |[-a^2, ab,ac],[ba,-b^2,bc],[ca,cb,-c^2]|=4a^2b^2c^2
03:30
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Without expanding, prove the following |(0,ab^2,ac^2),(a^2b,0,bc^2)...
04:57
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Without expanding, prove the following |(y+z,z,y),(z,z+x,x),(y,x,x+...
04:25
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Without expanding, prove the following |(a,a+b,a+2b),(a+2b,a,a+b),(...
03:12
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Prove that: |[1,1+p,1+p+q],[2,3+2p,4+3p+2q],[3,6+3p,10+6p+3q]|=1
05:12
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Without expanding, prove the following |(1+a^2-b^2,2ab,-2b),(2ab,1-...
03:59
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Without expanding, prove the following |(x,x+y,x+2y),(x+2y,x,x+y),(...
05:52
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Show that: |[x-y-z,2x,2x],[2y,y-z-x,2y],[2z,2z,z-x-y]|=(x+y+z)^3
04:59
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