If xy is rational, must either x or y be rational?

If jm equals 5x -8 and lm equals 2x -6 which expression represents jl

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

Write the equation in logarithmic form e^x=403.429