Multiple choice

What is (3x - 4) (4x + 3) in expanded form?

  1. 12x2 + 7x - 12

  2. 12x2 - 7x + 12

  3. 12x2 + 7x + 12

  4. 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