The are of a rectangle room is 80 square feet. i’f the length of one side of the room is 8 feet, what is the perimeter of the room ?

Trigonometry hellllllpppppppp asap

What is the multiple zero and multiplicity of f(x) = (x ? 3)(x ? 3)(x + 5)? multiple zero is 3; multiplicity is 2 multiple zero is 5; multiplicity is 1 multiple zero is ? 5; multiplicity is 1 multiple zero is ? 3; multiplicity is 2

How can you tell when x and y are not directly proportional?