Question

(5m-n)² porfavor ayúdenme me va a explotar la cabeza
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Answer 1

Respuesta:

=25m^2−10mn+n^2

Explicación paso a paso:

(5m−n)2

=(5m+−n)(5m+−n)

=(5m)(5m)+(5m)(−n)+(−n)(5m)+(−n)(−n)

=25m^2−5mn−5mn+n^2

=25m^2−10mn+n^2