State the domain of the relation r{(-3,3), (1,1), (0,,-,-1)} and then state the range of the relation r={(-3,3), (1,1), (0,,-,-1)}

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500

Solve the equation by completing the square. x^2+2x=17

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )