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Verified answer
Materi : Selisih KuadratRumus dasar :
a² - b² = (a + b)(a - b)
Pembahasan :
16y² - 256
= 4²y² - 16²
= (4y)² - 16²
= (4y + 16)(4y - 16)
= 16y - 256
= 16 (y - 16)