A, find f(-4)and f(2). B, what is the domain of f?
C, what is the range of f?
D, identity the intercept.
E, for what values of x dose f(x)=10?

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.