What is the value of (√11 + √2)² - (√11 - √2)²?
(√11 + √2)² - (√11 - √2)² का मान क्या है?
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Correct Answer
B. 4√22 / 4√22
ExplanationUsing (a + b)² - (a - b)² = 4ab gives 4√11√2 = 4√22.
(a + b)² - (a - b)² = 4ab होता है इसलिए 4√11√2 = 4√22।