Penjelasan dengan langkah-langkah:
f (x) = ax + b
f (-3) = -7
-3a + b = -7
f (-2) = -5
-2a + b = -5
------------------ -
-a = -2
a = 2
-2 . 2 + b = -5
-4 + b = -5
b = -5 + 4
b = -1
f (x) = 2x - 1
Detail Jawaban
Kelas 8
Mapel 2 - Matematika
Bab 2 - Fungsi
Kode Kategorisasi : 8.2.2
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Penjelasan dengan langkah-langkah:
f (x) = ax + b
f (-3) = -7
-3a + b = -7
f (-2) = -5
-2a + b = -5
-3a + b = -7
-2a + b = -5
------------------ -
-a = -2
a = 2
-2a + b = -5
-2 . 2 + b = -5
-4 + b = -5
b = -5 + 4
b = -1
f (x) = 2x - 1
Detail Jawaban
Kelas 8
Mapel 2 - Matematika
Bab 2 - Fungsi
Kode Kategorisasi : 8.2.2