Anuj shrivastava Asked a Question
February 20, 2021 11:10 pmpts 40 pts
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  • Alka gupta thankyou
    see your ans
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  • Satpal singh
    option b is correct. calculate second derivative you will get less than zero it means its maximum value exist. all other is simple calculation . if you have any doubt after this...
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  • Satpal singh thankyou
    see this attachment
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