Pankaj chauhan Asked a Question
February 10, 2022 8:06 ampts 30 pts
Which of the following sets are convex sets ? )((x,y)| y = *} (i) (x,y)|ys|*|} (ii) ((x,y)|y2x) (A) (i) only (B) (i) and (i) only (C) ) and (iii) only D) (ii) and (ii) only
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  • Navdeep goyal 1 thankyou
    I and ii f(x)=x f(ax+by)=ax+by= a.f(x)+b.f(y) f is convex ii f(x)≤|x| f(ax+by)≤|ax+by| ≤ a.|x|+b.|y| =a.f(x)+b.f(y)
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