Vibhuti Asked a Question
May 11, 2020 5:13 pmpts 30 pts
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  • Somnath
    I have made a mistake in calculations in last few steps in the previous answer.Here I am attaching the correct solution.
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  • Somnath
    See the attachment for details solution.
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  • Abhishek singh thankyou
    In this type of questions, you should remember that the differentiation of cos is -sin and differentiation of sin is cos, then use substitution. solution attached.
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  • Ruby negi
    8/45 is the correct answer..
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  • Ruby negi thankyou
    here is the solution...hope this will help you....
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  • Dhairya sharma
    hope it will help you.
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  • Dhairya sharma
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