What number must you add to the polynomial below to complete the square? x2 - 12x?

You’re repairing a large rectangular aquarium. the final step is to cover the glass with a protective film. the front and back of the aquarium measure 4 meters by 2 meters, and the sides of the aquarium measure 3 meters by 2 meters. how many square meters of protective film do you need? ( )

For the equations below which statement is true ? -2x=14 6x=-42

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.