2. What is the factored form of 10y - 10? A. 10(y-1) C. 10y-1 B. 10(1-y) D. 10-y 3. If one factor of the difference of two squares is a +4, what is the other factor? A. a-4 B. 2 (a - 2) C. a + 4 D. 2(a + 4) 4. Which mathematical statement is not correct? A. (2x-y) (2x+y) = 4x² - 5xy + y² B. (3x-4) (3x + 4) = 9x² - 16 C. (4x-5) (4x+5) = 16x² - 25 D. (2x + 5y²) (2x - 5y²) = 4x² - 25y4 5. Find the missing terms: X³ + 27 = ( + 3) (x² - A. x, 3x B. x², 3x +9) C. X. 3x² X₁ D. x², 3x² 1​