How many terms are in the expression shown below?

x2 - 10xy + 3y + y2 - 1

Mary used 1/7 of a spool of ribbon to complete 4 projects. she used the same amount of ribbon on each project. how much ribbon did she use on each project?

11. a particular type of cell doubles in number every hour. which function can be used to find the number of cells present at the end of h hours if there are initially 4 of these cells? a. n = 4 ()" b. n = 4(2)" c. n = 4 + (2)" din = 4 +"

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5