4x 2 3x 7 2x 2 4x July 8, 2019 16 32 64 128 Simplify 4x 2 3x 7 2x 2 4x 2x 2 4x 7 3x 2 4x 8 5x 2 3x 8 4x 7 2x 2 6 5x 4x 2 (4x − 7) 2 ≥ (7x − 4) 2