Kam Tian Qiao's answer to Anis Shikin's Malaysia question.
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1st u convert cosecy into 1/siny , simplify it to get dy/dx = x*siny /(x^2+3) , then let u = x^2+3 , du = 2x , then u get §cosec dy =
§ du/2u , then use integrationformula for both side , and you will get ln |cscy -coty| = 0.5 ln|x^2+3
§ du/2u , then use integrationformula for both side , and you will get ln |cscy -coty| = 0.5 ln|x^2+3
Date Posted:
5 years ago
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