Ответ:
Объяснение:
(x²+x-12)/(x²+6x+8)=(x²+x+3x-3x-12)/(x²+4x+2x+8)=
=(x²+4x-3x-12)/(x*(x+4)+2*(x+4)=(x*(x+4)-3*(x+4))/((x+4)(x+2))=
=((x+4)(x-3))/((x+4)(x+2))=(x-3)/(x+2).
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Verified answer
Ответ:
Объяснение:
(x²+x-12)/(x²+6x+8)=(x²+x+3x-3x-12)/(x²+4x+2x+8)=
=(x²+4x-3x-12)/(x*(x+4)+2*(x+4)=(x*(x+4)-3*(x+4))/((x+4)(x+2))=
=((x+4)(x-3))/((x+4)(x+2))=(x-3)/(x+2).