Find the domain and range of the following functions:
a. f: ℝ → ℝ by f(x) = −x2 + 2
b. f: ℝ → ℝ by f(x) = 1 / x + 1
c. f: ℝ → ℝ by f(x) = √4 − x
d. f: ℝ → ℝ by f(x) = |x|
e. f: ℝ → ℝ by f(x) = 2x+2

please provide awnser options

Step-by-step explanation:

step-by-step explanation: i dont

answer: the distance

step-by-step explanation:

to calculate the distance d of a line segment with endpoints (x1, y1) and (x2, y2) use the formula d (x2 x1)2 (y2 y1)2. to calculate the midpoint of a line segment with endpoints (x1, y1) and (x2, y2) use the formula