Find the domain and the range of the relation and determine whether it is a function. {(7,3,-5,-2,- 9)}

What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2

In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.

Is the response to the survey question "did you smoke in the last week question mark "response to the survey question "did you smoke in the last week? " a discrete random variable, a continuous random variable, or not a random variable?