Sam has just purchased 10 new high speed color laser printers for his company. He is very excited because he got a 40% discount and paid only $2,990 for each unit. His boss, Joe, wants to know things such as operating costs, support, overhead, etc. for the printers. Joe wants to know this value:

a)RCO
b)TCO
c)ROI
d)NPV
e)EVM

What is the standard form of -5x^2+2x^4-11+x^3+3x

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.

Which equation represents the function on the graph?