Free points have a great day :)

Rearrange the formula c^2 = a^2 + b^2 for b

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

Triangle knm is what is true about the sides of knm