If `alpha,beta and gamma` are the roots of `x^3+qx + r = 0` then`sumalpha/(beta+gamma)` , is (i)`3` (ii)`q+r` (iii)`q/r` (iv) `-

If `alpha,beta and gamma` are the roots of `x^3+qx + r = 0` then`sumalpha/(beta+gamma)` , is (i)`3` (ii)`q+r` (iii)`q/r` (iv) `-3`
A. 3
B. q+r
C. `q//r`
D. `-3`

If `alpha,beta and gamma` are the roots of `x^3+qx + r = 0` then`sumalpha/(beta+gamma)` , is (i)`3` (ii)`q+r` (iii)`q/r` (iv) `-3`

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