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If `alpha`and `beta` be two roots of the equation (x-a)(x-b)=c then show that a and b are the roots of `(x-alpha)(x-beta) +c=0`

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UNITED BOOK HOUSE-TAKI HOUSE-EXERCISE
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  18. If arg ((z-1)/(z+1))=pi/4,, then show that in complex plane, the locus...

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