What is the polynomial degree of x^2 - 5x^3

Pat listed all the numbers that have 15 as a multiple write the numbers in pats list

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible

Which graph represents the same relation is the sa which graph represents the same relation as the set {(-3-2)}