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Detaylı anlatabilirseniz sevinirim ​

Detaylı Anlatabilirseniz Sevinirim class=

Sagot :

Cevap:

C

Adım adım açıklama:

A.(x+2)+B.(x-1)=x-4

Ax+2A+Bx-B=x-4

(A+B)x=1.x A+B=1

2A-B=-4 B=2A+4 A+B=1di

A+2A+4=1 3A=-3 A=-1

A=-1ise B=2 olur

A+B=-1+2=1 cevap c

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