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Using the properties of determinants, pr...

Using the properties of determinants, prove the following `|(1,bc,bc(b+c)),(1,ca,ca(c+a)),(1,ab,ab(a+b))|`

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det[[1,bc,bc(b+c)1,ca,ca(c+a)1,ab,ab(a+b)]]=0

Using properties of determinants, prove the following |(3a,-a+b,-a+c),(a-b,3b,c-a),(a-c,b-c,3c)|=3(a+b+c)(ab+bc+ca)

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What is the value of the determinant |(1,bc,a(b+c)),(1,ca,b(c+a)),(1,ab,c(a+b))| ?

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XII BOARDS PREVIOUS YEAR-BOARD PAPER SOLUTIONS-All Questions
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