In a2x2+ax, if ′a′ is a constant and ′x′ is a variable, this expression is a polynomial in ___ variable(s). (Write in words)

In a2x2+ax, if ′a′ is a constant and ′x′ is a variable, this e

1.	In a2x2+ax, if ′a′ is a constant and ′x′ is a variable, this expression is a polynomial in ___ variable(s). (Write in words)
Answer» In $a^{2} x^{2} + a x$ , if $^{'} a^{'}$ is a constant and $^{'} x^{'}$ is a variable, this expression is a polynomial in ___ variable(s). (Write in words)