The population of the county modeled by the quadrilateral below is 1,500,00. Each
unit on the grid represents 1 mile. To the nearest whole person, what is the
population density of the county

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

Asystem of linear equations contains two equations with the same slope. select all of the correct statements. i a. the system may have two solutions. - b. the system may have infinitely many solutions. c. the system may have one solution. o d. the system may have no solution. submit

Which expression is the factorization of x^2+10+21