Answer:
Step-by-step explanation:
1. (sq root of) a^2 if a>0 => √(a^2) = ±a
2. (sq root of) 36x^2 if a>0 => ±6x
Answer: A.
Step-by-step explanation:
1/4 is not in fact a natural number, it's a rational number, a ratio.
X-27=-1
x represents unknown number
Answer:
C. 4.5
Step-by-step explanation:
If you reference the scatter plot, you see that when x=3, y=4.5. Therefore, the answer is 4.5.