Question

2x²-19x-24=0 como faço

Answer 1

Δ= 361-4.2.(-24)
Δ= 361+192= 553
χ= 19+-23,51/4
χ= 42,51/4= 10,62
χ= -4,51/4
= -1,12

Answer 2

▲= 361-4.2. (-24)
▲=361+192= 553
X= 19+-23,51/4
X= 42,51/4= 10,62
X= -4,51/4= -1,12