1. What is the greatest common factor of 16 and 24? A. 2 B. 3 C. 4 D. 8 2. What is the greatest common monomial factor of 4x2 + 8x? A.. 2x B. 4x C. 6x D. 8x 3. What is the greatest common monomial factor of 8y2 - 16y? A. 2y B. 4y C. Sy D. 16y 4. What is the greatest common monomial factor of 12x2 and 8x5? A. 4x2 B. 4x5 C. 24x2 D. 24x5 B. 5. Which of the following expressions is the greatest common monomial factor of 6ab + 9ac? A. 2a В. За C. 6a D. 9a 6. What is the product of (x+3)(x+3)? A. x2 - 6x + 9 B. x2 + 12x + 9 C. x2 + 6x +9 D.x2 + 9​