state gov Calcutta High Court Lower Division Assistant (LDA) Mock Test 2024 Quantitative Aptitude Algebra Identities
यदि \(x = \frac{1}{{\sqrt 3 }}\) और \(y = \frac{1}{{\sqrt 5 }}\) है, तो \(\left( {6{x^2} - 5{y^2}} \right)\left( {6{x^2} + 5{y^2}} \right)\) का मान क्या है?
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