Ineed number 4. my math class is in an hour, can someone me by then? ?

Which expression gives you the distance between the points (5,1)and(9,-6)

W-16=-12 solve each one step equation plz

The graph of a function f(x)=(x+2)(x-4). which describes all of the values for which the graph is negative and increasing? all real values of x where x< -2 all real values of x where -2