What are three Side lengths that will not form a triangle

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

If you measured the width of a window in inches and then in feet with measurement would you have the greater number of units

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)