Question

let fx = √1+x^2, then​

Answer 1

Answer:

(3) f(xy) ≤ f(x).f(y) √(1 + x2y2) ≤ √(1 + x2) √(1 + y2) ⇒ f(xy) ≤ f(x).f(y)

Step-by-step explanation:

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