Question

X kuadrat - 5x + 6 = 0
adalh alpa dan beta
tentukan alpha + betha
2. alfa * betha
3. (alfa-betha) kuadrat

Answer 1

-5x+6=0
misal = dan =

-5x+6=0
(x-3)(x-2)
jadi =3 dan =2

2.α*β=3*2=6
3.α-β=(3-2)²=1²=1

Answer 2

X² - 5x + 6 = 0
(x-3)(x-2) = 0
x₁ = 3
x₂ = 2

1.  α+β = 3+2 = 5
2.  αβ = 3×2 = 6
3.  (α-β)² = (3-2)² = 1