We can use the Front Outside Inside Last (FOIL) method to expand the double bracket

Front ⇒

Outside ⇒

Inside ⇒

Last ⇒

Put the four terms together we have

, then collect like terms
Answer:
In its simplest form the domain is all the values that go into a function, and the range is all the values that come out.
Step-by-step explanation:
Another user previously answered this same question and had a good rating, his answer was as follows:
"{-9; -6.5; -5.2}"
Which I suppose would be answer D.
- Hope it helps.
Answer:
b. 0.86, 0.87
Step-by-step explanation:
a. Find attached solution to a
Answer: It is 10 because there are 2 other faces and 8+2=10
Step-by-step explanation: