Ответ:
(a+b)^2=a^2+2ab+b^2
=1^2+4m+4m^2-49
(1+2m)-49=(1+2m-7)x(1+2m+7)=(-6+2m)x(8+2m)=(-2(3-m))x2(4+m)=-2x2(3-m)x(4+m)=-4(3-m)x(4+m)
Объяснение:
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Ответ:
(a+b)^2=a^2+2ab+b^2
=1^2+4m+4m^2-49
Ответ:
(1+2m)-49=(1+2m-7)x(1+2m+7)=(-6+2m)x(8+2m)=(-2(3-m))x2(4+m)=-2x2(3-m)x(4+m)=-4(3-m)x(4+m)
Объяснение: