Teaching TS DSC Secondary Grade (సెకండరీ గ్రేడ్ టీచర్) Teacher 2024 Mock Test Quantitative Aptitude Algebra Polynomials
If α, β, γ are the zeroes of the polynomial f(x) = ax3 + bx2 + cx + d, then \(\rm \frac{1}{\alpha}+\frac{1}{\beta}+\frac{1}{\gamma}=\)
1
\(\rm-\frac{b}{d}\)
2
\(\rm\frac{c}{d}\)
3
\(\rm-\frac{c}{d}\)
4
\(\rm-\frac{c}{a}\)