7. The midpoint of a segment is the point halfway between the endpoints of the segment. Find the midpoint of a segment with the given coordinates. J(5.-3), K(3,-8)
O (4,-5.5)
(6,5)
0 (-4,2)
0 (4,8)

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

Elizabeth claims that the fourth root of 2 can be expressed as 2^m since (2^m)^n = 2. find the values of m and n for the case where elizabeth's claim is true.