
Substitute the value of x = 2 to the equation:

Answer:
No this is not a function.
Step-by-step explanation:
This is not a function because some of the x-values repeat, which is not how a function works. For this to be a function, each x-value would have to be different. In this case, the 4 and 5 repeat in the x-values.
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Answer:
8.25 hrs
Step-by-step explanation:
it takes 3/4 to replace all tires in a car
you then multiply 3/4 by 11
It is true because if a is perpendicular to b and b is perpendicular to c therefore a has to be perpendicular to c also they said that all three lines are coplanar therefore the statement must be true
I hope this helped you out :)