Resposta :
x¹ = 4
x² = 3
2x² - 14x + 24 = 0 (÷2)
x²-7x+12 = 0
∆ = b²-4ac
3∆ = (-7)²+4(1)(12)
∆ = 49-48
∆ = 1
-b+-√∆/2a
-(-7)+-√1/2(1)
7+-1/2
x¹ = 7+1/2 = 8/2 x = 4
x² = 7-1/2 = 6/2 = 3
❤️ Boa tarde!!!!
01/09

2x² - 14x + 24 = 0 (÷2)
x²-7x+12 = 0
∆ = b²-4ac
3∆ = (-7)²+4(1)(12)
∆ = 49-48
∆ = 1
-b+-√∆/2a
-(-7)+-√1/2(1)
7+-1/2
x¹ = 7+1/2 = 8/2 x = 4
x² = 7-1/2 = 6/2 = 3
01/09