Kunci Jawaban Matematika Kelas 9 Halaman 72 Ayo Kita Amati, Akar Persamaan Kuadrat

(x + 5)^2 = 1

(x + 5)^2 = √1

(x + 5) = ±1

X1 + 5 = 1

X1 = -4

Baca Juga: Bahasa Inggris Kelas 12 Halaman 51. Answer Questions Based The Text: To Whom Is The Letter Sent, Lengkap 2022

Atau

X2 + 5 = -1

X2 = -6

3. X^2 – 8 = 0