– (A) The students have finished their homework early today. – (B) The students finished their homework early today. – (C) The students has finished their homework early today. – (D) None of these
Explanation To factorize the expression y^2 + y – 6, we need to find two numbers whose product is -6 and whose sum is 1 (the coefficient of the middle term). These numbers are 3 and -2, so we can write: y^2 + y – 6 = (y + 3)(y – 2)