Question

3x^+x-24=0 gente me ajuda

Answer 1

Δ = 1 + 288
Δ = 289

x = -1 +-√289/6
x = -1 +-17/6

x' = -1 + 17/6
x' = 16/6 = 8/3

x'' = -1 -17 /6
x'' = -18/6 = -3             ok