Q25 of 256 Page 7

Mark the correct alternative in the following:

If x, y, z are different from zero and , then the value of is






x[(1+y)z+ y]-1[-yz]=0


xz + xyz+ xy+yz =0 (divide by xyz in both side)


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If , then


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Mark the correct alternative in the following:

The determinant equals


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Mark the correct alternative in the following:

If x, y ∈ R, then the determinant lies in the interval