Ответ:
-25m^2+110m+41
Объяснение:
m^2+10m+25-(m-4)(26m+4) = m^2+10m+25-(26m^2+4m-104m-16) = m^2+10m+25-26m^2-4m+104m+16 = -25m^2+110m+41
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Ответ:
-25m^2+110m+41
Объяснение:
m^2+10m+25-(m-4)(26m+4) = m^2+10m+25-(26m^2+4m-104m-16) = m^2+10m+25-26m^2-4m+104m+16 = -25m^2+110m+41