👉 The term "non-decreasing" refers to a function or relation where as its value increases, it does not decrease in any direction. For example, if we have a function f(x) = x^2 - 3x + 4, then f(x) is non-decreasing because the value of f(x) will always increase by at least one unit when x increases by 1 unit. This property holds for all real numbers x and y. If you want to know if a
