Answer: B
Step-by-step explanation:
The answer is B because of the equal sign in the middle meaning that both the sin and cos are equal
P=10.2 check photo for steps
Answer:
Step-by-step explanation:
<u>Find b first:</u>
- b = 3/x + 3/y
- b = (3x + 3y)/xy
<u>Find 1/b:</u>
- 1/b = 1 : (3x + 3y)/xy
- 1/b = xy / (3x + 3y)