840 is the answer
i hope i helped!
A, B, D are functions.
(First, second, and fourth response)
You can see which is function since for everyone input only has one value. You can also use the vertical line test.
? Ummm What is the question???
Answer:
the answer is D
Step-by-step explanation:
I t
Answer:
Top right graph.
Step-by-step explanation:
The graph of f(x) = x has a slope of 1, and is increasing to the right until the point where x = -1.
The graph of f(x) = -x has a slope of -1 decreasing to the right from the point where x = -1.
The clear small circle means that the point is not included in the function ( because of the '<' ).
The filled circle means it is included ( the '≥').
