👉 Learn how to find the extreme values of a function using the first derivative test. The extreme values of a function are the points/intervals where the graph is decreasing, increasing, or has an ...
1) Monotonous increasing/decreasing function: x₁ ≤ x₂ → f(x₁) ≤ f(x₂) 2) Strictly increasing/decreasing function: x₁ < x₂ → f(x₁) < f(x₂) ...