If cot(x)=12/5, and sec(x)<0 what is csc(x)

Which expression is equivalent to 4 square root 6 divided by 3 root 2

What is the range of the data below? .8090100

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.