For the function f(x) = √2x + 1:

a. Draw a mapping diagram to show the outputs when the set of inputs is the odd numbers from 1 to 9 inclusive.

b. Draw a mapping diagram to show the outputs when the set of inputs is the even numbers from 2 to 10 inclusive.

c. Which number must be excluded as an input?

a. f(x) = 3x – 2; domain {1, 2, 3, 4, 5}

b. g(x) = x – 4/2; domain {−2, −1, 0, 1, 2}

c. h(x) = 2x²; domain x ∈ ℝ

d. f: x → x² + 6; domain x ∈ ℝ