Answer:
4x^4y + 20x^2y^2 - 28x^3y
Step-by-step explanation:
4xy(x^3 + 5xy - 7x^2)
= 4xyx^3 + 4xy * 5xy - 4xy * 7x^2
= 4x^2y + 4xy * 5xy - 4xy * 7x^2
= 4x^4y + 20x^2y^2 - 4xy * 7x^2
= 4x^4y + 20x^2y^2 - 28x^3y
Question:
In this sample, are the events "222 doors" and "444 doors" mutually exclusive?
Answer to question above: Yes
Answer to big question:
P( 2 doors OR 4 doors) = 0.77
Step-by-step explanation:
14 + 18 + 20 + 25 + 0 + 0 = 77 of the 100 cars that had two doors or four doors.
Step-by-step explanation:

If f(8)=4 that means that if you plug 8 on as x in whatever the equation of f is you will get 4 as answer therefore (8,4) is a point on the graph
Answer:
The two objects are similar because of their gcf