Question

Which expression is a polynomial?

O 9x²y³z
O 4x³-2x² +5x-6+1=1
O O O
O-13
O 13x-²

Answer 1

Those expression which have more than three terms are consider as a polynomial expressions.

for eg :- 2x+3y+z²,2y+5x-5, etc

Answer 2

The answer is the first one I think 9x^2y^3z