Easy points for those who are good at finding slope ( The question is “ Which graph matches the following equation ” )

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

The table represents a function f(x). what is f(3)? a.-9 b.-1 c.1 d.9

[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