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f rasyonel sayılar kümesinde tanımlı doğrusal fonksiyondur. f(1)=8 ve f(-2)= -1 ise f(3)=? Teşekkürler.

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kaçıncısınıf............................................

 

Crysiskerem211rans

f(1)=mx+n=m+n

F(-2)=-2m+n

 

yok etme metoduyla

m+n=8(- çarp)

-2m+n=-1

-3m=-9 m=3

m=3 ise n=5

F(3)=mx+n =3.3+5=14

 

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