Answer: s = +/- 9 or 40.5
If you’re asking what s(2) = 81 is, then you divide both sides by 2 to get 40.5.
If you want s squared = 81, you will be taking the square root of each side so 9.
Answer:
Step-by-step explanation:
s2=81
Divide both sides by 2
s=40.5
