Matematika ײ-8×+15=0tolong jawab​

kennylabadieulv – June 09, 2023

ײ-8×+15=0
tolong jawab​

Mapel:Matematika

\bold {Bab} : \bold {Persamaan}Bab:Persamaan \bold{Kuadrat}Kuadrat

Diketahui :

- Persamaan Kuadrat => x² - 8x + 15 = 0

Ditanya :

- Akar Persamaan Kuadrat = .....?

Penyelesaian :

- Akar Persamaan Kuadrat :

x² - 8x + 15 = 0

=> x² - 3x - 5x + 15 = 0

=> x(x - 3)- 5(x - 3) = 0

=> (x - 5)(x - 3) = 0

x₁ :

x - 5 = 0

x = 5

x₂ :

x - 3 = 0

x = 3

Sorry Kalau Salah

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