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| 1. |
यदि ` sin y= xsin (a+y ),` तब `dy//dx=`A. ` (sin ^(2) (a+y))/(sin a )`B. ` sin (a+y )`C. `sin ^(2) (a+y)`D. इनमें से कोई नहीं |
| Answer» Correct Answer - A | |