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(g) 2x+3y-8=0
memotong sumbu x dititik a
Ditanya: Persamaan garis tegak lurus=...?
Jawab :ax+by+c=0
2x+3y-8=0
m=
m=
Karena Tegak lurus m1.m2=-1
.m2=-1
m2=-1÷
m2=
y=x+c
2y=3x+c