Verify the given polynomial identity. 4

2

x - y = (x - y)(x + y)(x + y )

*

+y)(x*

Part 1 out of 4

**-y* = (x – y)(x + y)(x² + 3

+y?

2

4 4

x - y =

x²

What is the simplified expression for 6(2(y+x))

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old

Ascientist has discovered an organism that produces five offspring exactly one hour after its own birth, and then goes on to live for one week without producing any additional offspring. each replicated organism also replicates at the same rate. at hour one, there is one organism. at hour two, there are five more organisms. how many total organisms are there at hour seven? 2,801 19,531 19,607 97.655