Question

If $a{x}^n+b{x}^{(n-1)}-1+c=0$ is a quadratic equation, then n = ___

Answer 1

For the equation to be quadratic, its highest degree must be equal to 2.
‘n’ is the highest degree of the quadratic equation $a{x}^n+b{x}^{(n-1)}-1+c=0$
$\Rightarrow n=2$