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Question Number 122836 by sandy_delta last updated on 20/Nov/20

Commented by sandy_delta last updated on 20/Nov/20

please help

pleasehelp

Answered by Snail last updated on 20/Nov/20

As it is a 4th degree real polynomial.....then if  complex roots will occur in conjugate pair  That is why the other two roots will be( c−i)   and (2−id)      ii) As u have got 4 roots..now use vietas relation  to evaluate c and d

Asitisa4thdegreerealpolynomial.....thenifcomplexrootswilloccurinconjugatepairThatiswhytheothertworootswillbe(ci)and(2id)ii)Asuhavegot4roots..nowusevietasrelationtoevaluatecandd

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