C. (x + 4)(x - 4) / (x + 4)(x - 4)
ExplanationUsing a² - b² = (a + b)(a - b) gives (x + 4)(x - 4).
x² - 16 अंतर वर्ग सूत्र a² - b² = (a + b)(a - b) से (x + 4)(x - 4) होगा।
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