= cos(x-π/2)/sin(x-π/2)
= (cos(x)cos(π/2) + sin((x)sin(π/2)) / (sin(x)cos(π/2) - cos(x)sin(π/2)
= sin(x)/ (-cos(x)) .... cos(π/2) = 0; sin(π/2) = 1
= -tan(x)
idk if this is right but i tried
Answer:
as x --> oo, f(x) = oo (infinite)
as x -- -oo, f(x) = 3
Answer:
I think Courtney's will. My reason is because, she travels the fastest ever minuet. She will get there first, because she travels 5.5 every minute, while the others travel 4, and 3.5 per minute.
Google it and you will see the answer
