Answer:
Step-by-step explanation:
Cos (x+y)/cos x sin y
= cos x cos y - sin x sin y / cos x sin y
= cos x cos y/cos x sin y - sin x sin y / cos x sin y
hope this helps
The answer is B let me know if this helps ok.
Answer:
74
Step-by-step explanation:
Answer:
p(x) =2(x-1) ^2-8
Step-by-step explanation:
- Add the same value to both sides
- Add 1 to the expression
- Add 2×1 to the left side
- Simplify factors
- Move constant to the right
- Then calculate