Answer:

Step-by-step explanation:
Given
The question is illustrated with the attached image
Required
Find 
To do this, we use sine formula
i.e.

So, we have:


Take arc sin


Answer:3x^2 each coefficient is divisible by 3 and and you can take x^2 from both of them
Answer:
1/3
Step-by-step explanation:
Answer:
Step-by-step explanation:
Answer:
I think the other one is right
Step-by-step explanation: