Express your answer in scientific notation. 5.4×10^5 + 6.7×10^4

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

What is the missing step in this proof ?

The functions below show the amount of money bella and sweet t had saved after earning money for doing chores. which description best compares the two functions?