Answer:

Step-by-step explanation:
see the attached figure to better understand the problem
we know that
----> by angle addition postulate
substitute the given values

The answer should be -3/28
1 and 3/4 is the answer!
Hope this helps! May I have brainliest? :D
Answer:
f^12
Step-by-step explanation:
In this equation, you need to add the two exponents so this would make f^12
hope this helps!
Answer:
9
Step-by-step explanation:
You have to count the number of dots there are after the number 8. (This includes the dotes above 8.)