Question

Akar kuadrat x²-16=akar kuadrat x+4

Answer 1

Verified answer

Materi : Persamaan Kuadrat

^ dibaca pangkat
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Akar kuadrat x^2 - 16 = akar kuadrat x+4
》 x^2 - 16 = x + 4
》 x^2 - x - 16 - 4 =0
》 x^2 - x - 20 = 0

》(x - 5)(x + 4) = 0
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x - 5 = 0
x = 5

x + 4 = 0
x = -4

Hp = {-4 , 5 }

Semoga Membantu ^_^