the height y (in feet) of an arrow t seconds after it is shot from a bow can be modeled by the function y=-16t^2+112t+2

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

Tcan be concluded that % of the seniors would prefer to see more candid pictures in this year's edition of the yearbook.

Which statement about the relative areas of δabc and δxyz is true? the area of δabc > the area of δxyz the area of δabc < the area of δxyz the area of δabc = the area of δxyz more information is needed to compare.