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If x = - 4 is a root of the equation x2+2x+4p=0, find the values of k for which the equation x2+px(1+3k)+7(3+2k)=0 has equal roots.

Answer» If x = - 4 is a root of the equation x2+2x+4p=0, find the values of k for which the equation x2+px(1+3k)+7(3+2k)=0 has equal roots.


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