Question

(iv) (m² n-5) (6 - mn²)​

Answer 1

$\huge\color{pink}{\mathfrak{Answer}}$

$\mathtt\blue{(m² n-5) (6 - mn²)\:}$

=(m²n)(6)+(m²n)(−mn²)+(−5)(6)+(−5)(−mn²)

=6m²n−m³n³−30+5mn²

=−m³n³+6m²n+5mn²−30

$\color{pink}{\mathfrak{❥Hope \: it \: helps \: you......}}$