A. Use a calculator to find the value of each to the nearest ten-thousandth. 1) sin 21° =
4) sin 77° =
2) tan 22° =
5) tan 17° =
3) sos 20º =
6) cos 87°=

What are the domain and range of the function below? a) domain: (-4,0) range: [-2,infinity) b) domain: (-3,0) range: [-2,infinity) c) domain: (-infinity, infinity) range: [-2, infinity) d) domain: [-2,infinity) range: (-infinity, infinity)