Question: 3. (3 points) Consider the function f : [0, 2] > [0, 10]; f(x) = x2. What is the codomain and what is the range

3. (3 points) Consider the function f : [0, 2] > [0, 10]; f(x) = x2. What is the codomain and what is the range of f? Is the function surjective? Prove your statement. 4. (2 points) Is the function f(x) = r2 injective on the set of real numbers? Prove your statement

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