Answer:
280 i believe
Step-by-step explanation:
5 x 7 x 8 = 280
The discriminant of this equation is 49. The solutions for this equation are x=2 and x=-

I hope that helps.
Answer:the domain is every “x” coordinate and the range is the “y” coordinate
Step-by-step explanation:
If you have to tell whether it’s a function or not, all of the x values in the domain will be different for a function, and 2 or more of the same x value won’t be a function