K to 12 - Grade 8 Math Learner Module - SlideShare Web8. Juli 2013 · Your classmate asserted that x2 – 4x – 12 and 12 – 4x – x2 has the same factors. Is your classmate correct? Prove by showing your solution. 2. Can the difference of two squares be applicable to 3x3 – 12x? If yes, how? If no, why? 3. Your classmate factored x2 + 36 using the difference of two squares. How will you make him realize that his …