Complete the square for the expression, then factor the trinomial. x^2-4x

please explain how to do it as well! :)

What is the volume of a rectangular prism if the length is 10.4 mm the width is 5 mm in the height is 8 mm

What is the equation of this graphed line? enter your answer in slope-intercept form in the box.

Hii1977 cleaner shrimp are a species of shrimp that clean parasites from other organisms. fish allow the shrimp to eat the parasites in their mouth. the shrimp get a source of nutrition. the relationship between the shrimp and the fish is this association indicates that for the smaill aneser arecommensal, mutualistic, or parasitic for the begger one the anser are the shrimp and fish benefit each other , the shrimp harm the fish, or the fish do not benetit from the shrimp