If x , y , z are in A.P. , then the valu...

If `x , y , z` are in A.P. , then the value of the determinant are in A.P. , then the value of the determinant `|a+2a+3a+2x a+3a+4a+2y a+4a+5a+2z|` is a. 1 b. `0` c. `2a` d. `a`

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If x=(log)(2a)a , y=(log)(3a)2a ,z=(log)(4a)3a ,prove that 1+x y z=2y...
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If x=log(2a) a,y=log(3a) 2a and z=log(4a) 3a then prove that xyz+1=2y...
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Prove that : |{:(x+a,x+2a,x+3a),(x+2a,x+3a,x+4a),(x+4a,x+5a,x+6a):}|=0
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Without expanding the determinant, prove that |{:(a+b, 2a+b, 3a+b),(...
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सिद्ध कीजिए कि |{:(x+a,x+2a,x+3a),(x+2a,x+3a,x+4a),(x+4a,x+5a,x+6a):...
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|{:(a+b,2a+b,3a+b),(2a+b,3a+b,4a+b),(4a+b,5a+b,6a+b):}|=0
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Given, a^(2) + 2a + 2, 3a^(2) + 6a + 6 and 4a^(2) + 5a + 4 are in A.P....
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If x = log(2a)a, y = log(3a)2a , z = log(4a)3a, then show that xyz + 1...
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