Simplify the expression (5 3i) (4-4i) a. 8i b. 9-i c. 9 i d. 9-7i

Which rational number could be graphed between -4 and -5

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.

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much