What is a square plus b square mini c square answer

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.

What is the absolute value of the complex number -4-sqrt2i

Select the number of ways in which a line and a circle can intersect