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





Answer:
2,3,4
Step-by-step explanation:
hope this helps=D
Answer:
(n/2)+5
Step-by-step explanation:
With n representing the unknown number, to get half of that number, divide the number by 2. n/2. Then, increase that quotient by 5.
(n/2)+5
Answer: 2/3
Step-by-step explanation:
there are 24 pets total (count all of the dots on the plot)
16 students have 2 or more pets (count the dots from point 2 until 6)
your fraction is 16/24
16/24 is 2/3 simplified
hope this helps
Answer:
it approx 103.2 degree
Step-by-step explanation:
s=90+tan^-1(1÷3√2)
I add 90 base on the coordinate , taking the centre of the circle place at origin