Lydia deposited $1,600 in an account that earned 6% simple interest annually. She did not make additional deposits or withdrawals. At the end of 3 years, how much was in her account?

For which pair of functions is (gof)(a)=|a|-2?

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 length of the segment, endpoints of which are intersections of parabolas y=x2? 11 4 x? 7 4 and y=? 7 8 x2+x+ 31 8 ?