Question

which of the following expression is a polynomial

(a) x² - 1

(b) √x+2 (b) √t+5t-1 (c) x²-1/x² ​

Answer 1

Answer:

I think (a) if I am not wrong

Answer 2

Answer:

(b) √t+5t-1

Step-by-step explanation:

bcoz there are three terms....

and definition of polynomial is...

terms which are more than two or three