QUESTION
∫ cosec² x dx का मान क्या है?
What is the value of ∫ cosec² x dx?
CORRECT ANSWER
B
-cot x + C
EXPLANATION INSIDE
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Step 1: concept पहचानें: यह standard integral है। Step 2: derivative of cot x = -cosec² x इसलिए ∫cosec² x dx = -cot x + C। Step 3: cosec square integral में minus cot...