Which of the following functions has a range of f(x) ≥ 2? A. f(x) = 4x + 2

B. f(x) = (x - 1)2 + 2

C. f(x) = 2x + 8

D. f(x) = -x2 + 2

I will mark Brainliest

To which sets of numbers does -12 belong? choose all answers that are correct. a) natural numbers b) integers c) real numbers d) irrational numbers

What are the solution(s) to the quadratic equation x2 – 25 = 0? o x = 5 and x = -5ox=25 and x = -25o x = 125 and x = -125o no real solution

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?