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If k∈R lies between the roots of ax2+bx+c=0,a<0. Consider f(x)=ax2+bx+c=0, then f(k) & |
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Answer» If k∈R lies between the roots of ax2+bx+c=0,a<0. Consider f(x)=ax2+bx+c=0, then f(k) |
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