End of he year assessment 6th grade answers

Which function is odd check all that apply a. y=sin x b. y=csc x c. y=cot x d. y=sec x

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?

Whats the name of the vertical axis