a cos x + b sin x + c का अधिकतम मान क्या है?

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NDA-II 2024 (Maths) Official Paper (Held On: 01 Sept, 2024)
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व्याख्या:

चूँकि, acosx + bsinx का अधिकतम मान है

इसलिए acosx + bsinx + c का अधिकतम मान है

∴ विकल्प (b) सही है।

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