If alpha,beta,gamma\\alpha, \\beta, \\gammaalpha,beta,gamma are roots of x3−px2+qx−r=0x^3 - px^2 + qx - r = 0x3−px2+qx−r=0, then sumalphabeta\\sum \\alpha\\betasumalphabeta is:
−q-q−q
qqq
rrr
ppp