400$ i'm sorry if it's wrong :)
Answer:
3. All you did was switch the numbers, so it will still equal the same :)
4. 8a and the other 8a cancel each other out, so since 8 has no variables, it ends up by itself.
When you draw a horizontal line through the given solution point, you find it intersects the unit circle at 150°. Thus the appropriate choice for the remaining solutions will be
... 30° + n•360°, 150° + n•360°
Answer:
1/2+1.5
I think. I'm sorry if I'm wrong
Step-by-step explanation: