Question

(5 m n minus 6 n square) (6 m square minus 7 n Square)​

Answer 1

Answer:-

=>$(5mn-6n{}^{2})(6m{}^{2}-7n{}^{2})$

=>$5mn(6m{}^{2}-7n{}^{2})-6n{}^{2}(6m{}^{2}-7n{}^{2})$

=>$30m{}^{3}n-35mn{}^{2}-36m{}^{2}n{}^{2}+42n{}^{4}$

Hope it's help uh