Answer:
-9x²-2≠0
9x²+2≠0
x²= -2/9
option D
p = -8
Step-by-step explanation:
I think you mean 1/9^2. That would be 1/81 or 0.01234567 .
Me das mas información porfavor?
Answer: 1). 40x m3
2). 72
3). 5.7 m