jika f(x)=4x-12 maka f(5)-2 f(3)=
Matematika
rizky1799
Pertanyaan
jika f(x)=4x-12 maka f(5)-2 f(3)=
2 Jawaban
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1. Jawaban Anonyme
Kelas 8 Matematika
Bab Fungsi
f(x) = 4x - 12
f(5) = 4 . 5 - 12
f(5) = 20 - 12
f(5) = 8
f(3) = 4 . 3 - 12
f(3) = 12 - 12
f(3) = 0
f(5) - 2 . f(3)
= 8 - 2 . 0
= 8 - 0
= 8 -
2. Jawaban alfa2005
f(x)=4x-12
f(5)=4.5-12
=8
f(3)=4.3-12
=0
f(5)-2f(3)=8