Answer:
Domain = (-∞,∞)
Range = (-∞,∞)
This is a linear function.
So, if you were to graph this you'd know that it crosses the x and y axis and continues on forever without stopping.
in that case the domain and range are considered infinite on both axes.
Is that a question or answer? If it's a question that's the right answer.
Step-by-step explanation:
If you have any questions about the way I solved it, don't hesitate to ask me in the comments below :)

is the only acute angle whose sin = 1/2. Therefore, cos (

) =
Answer:
aprox. 100.94
Step-by-step explanation: