Katy buys 4 DVDS every 2 weeks how many DVDS will she buy in 14 weeks

Factor completely. 4p^2 + 36p + 81 express the answer in the form (ap + b)^2

What is the reflection image of (5,-3) across the line y = -x?

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.