Answer:
x =
, 
Step-by-step explanation:
6 = x^2 - 10x
0 = x^2 - 10x - 6
Let's use the quadratic formula. (
)

x = 
= 5 +- 
x =
, 
Answer: the first one is exponential and the second one is function
All are relations except for relation 3
Tenths 43.5
hundredths 43.60
ones 44
B 216 because if you multiply pi with the answer you get 678.58