Which of the following is not a geometric sequence?
1-3,9,-27,81
-7,-5.8,-4.6,-3.4,-2.2
4
0 -100.-20.-4.-
5
2.8,6.72,16.128,38.7072

1. the following set of data represents the number of waiting times in minutes from a random sample of 30 customers waiting for service at a department store. 4 5 7 10 11 11 12 12 13 15 15 17 17 17 17 17 18 20 20 21 22 22 23 24 25 27 27 31 31 32 a. determine the number of classes and class interval.

If a baby uses 15 diapers in 2 days, how many diapers will the baby use in a year?

Sanjay solved the equation below. which property did he use to determine that 7x+42=42 is equivalent to 7(x+6)=42 7x+42=42 7x=0 x=0