Are polynomials determined to be a trinomial, binomial, etc. based on the number of operations or the terms?

for example, would x²y³ + 7y - 35 be determined as a binomial because of the number of operation signs or a trinomial based on the 3 terms?

Plz hurry evaluate the expression a+b where a=8 and b=19

The value of cos 30° is the same as which of the following?

Afair survey question is one that does not encourage biased responses. which survey question is fair? a.) do you agree that only unethical people take credit for other people’s work? b.) have you ever taken credit for somebody else’s work? c.) have you ever engaged in unethical behavior, such as taking credit for somebody else’s work? d.) don’t you think it is unethical to take credit for somebody else’s work?