Word Count : 316

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हमें निम्नलिखित फलन का न्यूनतम मान ज्ञात करना है: \[ f(x) = a^2 \sec^2 x + b^2 \csc^2 x \] ### चरण 1: उपयुक्त प्रतिपादन हम जानते हैं कि \[ \sec^2 x = 1 + \tan^2 x \] \[ \csc^2 x = 1 + \cot^2 x \] इसलिए, समीकरण को इस प्रकार लिखा जा सकता है: \[ f(x) = a^2 (1 + \tan^2 ______ _______ ______ ______ ______.
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