56x56=3136 you would divide that by 500 and get 6.272
The question is "What's Stella's opportunity cost of working on her serve for an hour?" The rest of the info looks like it's meant to confuse you. They charge $10 an hour. She values an hour of her time at $20. I believe that means she would pay $20. Hope this helps!
Answer:nun ya buisness tho
Step-by-step explanation:
Kkkkkk
We simply replace a with -9
k(-9) = 4 * -9 - 4
k(-9) = -40
:)
I hate those F***! Rip my guy