The result of expanding the trigonometry expression
is 
<h3>How to evaluate the expression?</h3>
The expression is given as:

Express
as
.
So, we have:

Open the bracket

Express 1 as cos°(Ф)

Hence, the result of expanding the trigonometry expression
is 
Read more about trigonometry expressions at:
brainly.com/question/8120556
#SPJ1
I'll do 22 for you. 22, 24, 26, 28, and 30, are very similar to each other.
PROPORTIONS:
Draw it out.
5/7 = either c/6, or b/5.
I'll do c/6
5/7 = c/6
solve for c
7c=30
c=30/7
now do the same thing to the remaining side, b.
there!
Answer is in the photo. I can't attach it here, but I uploaded it to a file hosting. link below! Good Luck!
tinyurl.com/wpazsebu
Answer:
strong
Step-by-step explanation:
hope this helps have a great day
Answer:
y 10
Step-by-step explanation: