What is the expansion of (x + 5)(x - 5)?
(x + 5)(x - 5) का प्रसार क्या होगा?
Show answer and explanation
Correct Answer
B. x² - 25 / x² - 25
ExplanationUsing (a + b)(a - b) = a² - b² the answer is x² - 25.
सूत्र (a + b)(a - b) = a² - b² से उत्तर x² - 25 होगा।