Actually, double-check discriminant: 7² + 4×3×220 = 49 + 2640 = 2689, √2689 = ?

Fri, 17 Apr 2026 18:25:07 +0000

Actual Double-Check: Solving Discriminant Expression 7² + 4×3×220 = 2689 – What’s √2689? In mathematical problem-solving, accuracy matters at every step—especially when working with discriminants or complex expressions. Recently, a key verification step sparked attention: calculating the discriminant formed by the expression 7² + 4×3×220, followed by finding √2689. Let’s walk through this process carefully and validate what’s truly happening under the math. --- ### Step 1: Evaluate the Expression Inside the Discriminant