Mathematics · Convex Optimization
If f and g are convex functions and g is a non-decreasing function, then which of the following is true?
- 1h(x) = g(f(x)) is linear
- 2h(x) = f(g(x)) is concave
- 3h(x) = g(f(x)) is concave
- 4h(x) = g(f(x)) is convex✓
Correct answer
h(x) = g(f(x)) is convex
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