Please i need the answer

The transitive property of equality states that: o if a = b, then bra o if a = b, then ac = bc o if a = b and b= c, then a = if a = b and c= c, then a + b = b + c

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function

What multiplys to be 1 but adds up to be 4