No it's not an exponential equation in which f(x)is not qualified to an exponential number. no number from 1 - 20 can be used and get subtracted by 2 to give a square number.
eg-
4×2-2≠ square number
if you mean what is half of 85, it's 42.5
Answer:
X= -2
Step-by-step explanation:
Answer:
What do I have to do?? I don't understand