Mukesh bhakar Asked a Question
May 2, 2022 9:02 pmpts 30 pts
4. The least value of f(x) =2x+,X>0 is (A) 4 (B) 6 (C) 8 (D) 10
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  • Navdeep goyal 1 thankyou
    f'(x)=2-16x^-3 =0 X³=8 x=2 f"(x)= 48x^-4 f"(2)=3>0 f(x) is minimum at x=2 f(2)=4+2=6
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