What are the solutions to the equation x2 = 64?

a.
8 only

b.
32 and –32

c.
8 and –8

d.
32 only

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.