y^2 - 4y = (y - 2)^2 - 4

Fri, 17 Apr 2026 02:52:02 +0000

Understanding the Equation: y² - 4y = (y - 2)² - 4 A Step-by-Step Algebraic Breakdown and Simplification The equation y² - 4y = (y - 2)² - 4 appears simple at first glance but reveals valuable algebraic structure once analyzed carefully. In this article, we explore the equation from first principles, simplify it step by step, and explain its significance in algebra and functions. Whether you're studying derivatives, vertex form, or solving quadratic equations, understanding this form deepens foundational skills essential for advanced mathematics. --- ### What Is the Equation? We begin with: y² - 4y = (y - 2)² - 4