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1. |
nth derivative of y = sin2x cos3x is |
A. | <sup>1</sup> <sub>8</sub> cos u2061(x + <sup>n </sup> <sub>2</sub>) <sup>1</sup> <sub>16</sub> 5<sup>n</sup> cos u2061(x + <sup>n </sup> <sub>2</sub>) <sup>1</sup> <sub>16</sub> 3<sup>n</sup> cos u2061(3x + <sup>n </sup> <sub>2</sub>) |
B. | <sup>1</sup> <sub>8</sub> sin u2061(x+<sup>n </sup> <sub>2</sub>) <sup>1</sup> <sub>16</sub> 5<sup>n</sup> cos u2061(x + <sup>n </sup> <sub>2</sub>) <sup>1</sup> <sub>16</sub> 3<sup>n</sup> cos u2061(3x + <sup>n </sup> <sub>2</sub>) |
C. | <sup>1</sup> <sub>8</sub> cos u2061(x+<sup>n </sup> <sub>2</sub>) <sup>1</sup> <sub>16</sub> 5<sup>n</sup> sin u2061(x + <sup>n </sup> <sub>2</sub>) <sup>1</sup> <sub>16</sub> 3<sup>n</sup> sin u2061(3x + <sup>n </sup> <sub>2</sub>) |
D. | <sup>1</sup> <sub>8</sub> sin u2061(x + <sup>n </sup> <sub>2</sub>) <sup>1</sup> <sub>16</sub> 5<sup>n</sup> sin u2061(x + <sup>n </sup> <sub>2</sub>) <sup>1</sup> <sub>16</sub> 3<sup>n</sup> sin u2061(3x + <sup>n </sup> <sub>2</sub>) |
Answer» B. <sup>1</sup> <sub>8</sub> sin u2061(x+<sup>n </sup> <sub>2</sub>) <sup>1</sup> <sub>16</sub> 5<sup>n</sup> cos u2061(x + <sup>n </sup> <sub>2</sub>) <sup>1</sup> <sub>16</sub> 3<sup>n</sup> cos u2061(3x + <sup>n </sup> <sub>2</sub>) | |