Abookstore buys 10 books for $69 each and sells them for $96.10 each. write and find the bookstore’s profit.

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.

Hi, can anyone show me how to do this problem? 100 points for this. in advance

Which function has the domain x> -11