Find the arctangents of the following common values using the unit circle: -√3, -1 , -√3/3, 0 , √3/3 , 1 , √3 Could someone tell me how to solve this or just solve it for me? Just as many as you can. Don't have to do all.

Find the quotient. 50a2 – 98b2 -5a +7b

To which set of numbers does the number –5 belong? select all that apply. integers natural numbers rational numbers real numbers whole numbers

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?