Suppose we let
, so that
.
Also, recall the double angle identity for cosine:

So, we can rewrite and compute the integral using the substitution, as





-3
25
180
-1
SOS HELP MAYDAY MADAY WER3E GOING DOWN BRUDDAS WE DONT KNOW DA WAE
Answer:
Be prepared as the questions states. Good luck.
Step-by-step explanation:
We can’t answer the question because we need a graph or points.
Answer:
11 cups
Step-by-step explanation:
Not really a method just started at 10 and then realised deal d was better so go up by one so 11 and c worked out better as I timed 30 by 11 and 15 by 1 + the flat fee.