Question: 4. (10 pts.) A function f :R + R is strictly convex if Vx, y, x + y, WI E (0,1) f(1x + (1 -

4. (10 pts.) A function f :R" + R is strictly

4. (10 pts.) A function f :R" + R is strictly convex if Vx, y, x + y, WI E (0,1) f(1x + (1 - 1)y)

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