14 Questions Algebra: Solve Quadratic Equations Solve quadratic equations having real solutions by factoring, taking square roots, and completing the square. Based on TEKS standard A.8(A). Made in cooperation with Mathy Cathy! WARM UP: Which algebraic expression represents the tiles? x² + 6x x² + 6 x² + 3x x² - 6x WARM UP: How many yellow unit tiles are needed to complete the square? 3 6 9 12 WARM UP: Which algebraic expression represents the area of the entire square? (x + 3)² x² + 6x + 9 (x + 3)(x + 3) x² + 3x + 9 … and 11 more awesome questions! Check them out by clicking “Play”.