Answer:
I hope this helps!
Step-by-step explanation:
ACB
Answer:
y
Step-by-step explanation:
y needs to provide a number
The solution set is X=1 and x=4
Answer: 15
Step-by-step explanation:
We know that sin 75 degrees = 0.90659...
Now, to find cos: cos-1 (0.90659) = 15
So the answer is 15.