Math QS

1) graph the following equation. Y=2/3x+2

2) what are the equation and slope of the y axis

3) solve the inequality. Give each result in set notation and graph it. -3<=3x<12

4) solve the inequality. Give solution in interval notation and graph it. |2y+4|<10

5) simp.ify the expression. 1/a+1/b over a/b-b/a

6) perform the operation and simplify. (X^2+2x-35/y)(6y^3/2x-10)

7) solve equation for r. D=rt

8) do the following lines intersect? Give any point of intersection. 5x+6y=-5.5 and 6x+1.5y=-8.5

9) compute the distance between the two points. (1-v2,-1) and (2+v2,4)

10) the volume of a cylinder with a radius and heights s given by v=p r^2h. Solve for r.