Explicación paso a paso:
= ( 5t ) ( 5t )
= 25t²
= ( 5t ) ( u )
= 5tu
= ( s ) ( 5t )
= 5st
= ( s ) ( u )
= su
= 25t² + 5st + 5tu + su
R/ Opción d
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Explicación paso a paso:
= ( 5t ) ( 5t )
= 25t²
= ( 5t ) ( u )
= 5tu
= ( s ) ( 5t )
= 5st
= ( s ) ( u )
= su
= 25t² + 5st + 5tu + su
R/ Opción d