Your question seems to be missing a word.
No an algebraic expression does not contain an equal sign.
Yes.
All expressions DO contain equals signs.
An expression does not contain an equality sign.
Yes. It is equal to zero. Yes, mathematical expressions can contain numbers, variables, and mathematical operations but do not contain an equal sign or inequality sign.
No, it never does!
no. eg. x < 5
It is equal to an algebraic expression because it does not contain an equality sign
They are expressions.
A mathematical expression has numbers and operation signs with no equal sign. Equations, on the other hand, do contain equal signs.
That's a polynomial expression.
What are the choices?