Find the area and perimeter of the rectangle whose sides are lengths 2x + 3 and 4x.

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.

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

Simplify this expression. 8x 16(x + y)