1. If $$(x+1)$$ is a factor of $$x^2 -7qx+12q=0$$, then find the possible values of $$q$$.
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By: anil on 05 May 2019 02.04 am
Given : $$(x+1)$$ is a factor of $$x^2 -7qx+12q=0$$ => $$x=-1$$ is a solution of above equation. => $$(-1)^2-7q(-1)+12q=0$$ => $$1+7q+12q=0$$ => $$19q=-1$$ => $$q=frac{-1}{19}$$ => Ans - (A)
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