A function will not have any repeating x values...it can have repeating y values, just not the x ones. In other words, ur x terms have to be all different.
A. .....this is a function
B.......not a function because u have repeating x values
C......this is a function
D......not a function because u have repeating x values
Answer:
Step-by-step explanation:
hope this helps :)
12^2 +b^2 = 20^2 because of the Pythagorean theorem
144 + b^2 =400
B^2 =256
B=16
Answer: 40
Step-by-step explanation:
