Multiple choice What is (3x - 4) (4x + 3) in expanded form? 12x2 + 7x - 12 12x2 - 7x + 12 12x2 + 7x + 12 12x2 -<span style="font-family:" arial;="" font-size:="" small;=""> 7x - 12 Reveal answer Fill a bubble to check yourself D Correct answer Explanation (3x - 4) (4x + 3) = 12x2 + 9x - 16x - 12 (Using Foil) = 12x2 - 7x - 12