it is not a function
for functions to work, there can only be one y value per x value aka if you see a set like this:
{(4,2), (6,5), (10,1), (3,6), (6,7)}
It is not a function because there are two y values (5 and 7) for one x value (6).
Answer:
3√11
Step-by-step explanation:
You use the Pythagorean Therom, 18^2-15^2 give you 99. You find the square root of 99, you break it down into 9 and 11. Take the square root of 9, which is three, and you cant seperate 11. So thats how you get 3√11
Answer:
3√11 is your correct answer!
Step-by-step explanation: