How to Plot cos(x) in Python Using Matplotlib and NumPy (Cosine Function Graph Tutorial)

This tutorial demonstrates how to plot the cosine function cos(x) in Python using Matplotlib and NumPy, creating a clean cosine wave graph for beginners. Matplotlib is a Python plotting library whose pyplot module makes it easy to create a cos(x) plot in Python, giving you MATLAB‑style plotting capabilities with simple code. NumPy is essential for Continue reading