dik=fungsi f(x) = 4x-1 pada himpunan bilangan bulat (A) f(3) , B f(-3) , C f(5) , D f(1) , E f(-2) , F f(8)
Matematika
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Pertanyaan
dik=fungsi f(x) = 4x-1 pada himpunan bilangan bulat (A) f(3) , B f(-3) , C f(5) , D f(1) , E f(-2) , F f(8)
1 Jawaban
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1. Jawaban jaysielestarioxatxp
f(x)=4x-1
a). f(3)=4×3-1
=12-1
=11
b). f(-3)=4×(-3)-1
=-12-1
=-13
c). f(5)=4×5-1
=20-1
=19
d). f(1)=4×1-1
=4-1
=3
e). f(-2)=4×(-2)-1
=-8-1
=-9
f). f(8)=4×8-1
=32-1
=31