the sum of the roots of the equation \( (a+1) x^{2}+(2 a+3) x+(3 a+4)=0 \) is \( -1 \), then the...

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the sum of the roots of the equation \( (a+1) x^{2}+(2 a+3) x+(3 a+4)=0 \) is \( -1 \), then the product of the roots.
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