Xsquared -6x+4=0 solve completing the square

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 do i multiply two digit numbers

0if x and y vary inversely and y=6 as x=7, what is the constant of variation?