f(x) = 3x + 2x
f(4) = 3(4) + 2(4)
f(4) = (3 × 4) + (2 × 4)
f(4) = 12 + 8
f(4) = 20
f(4) = 20, sesuai aturan substitusi yg diminta
Penjelasan dengan langkah-langkah:
f(4) = (x substitusi ke 4 sesuai aturan substitusi yg diminta)
f(x) = (3 × (x)) + (2 × (x))
f(4) = (3 × (4)) + (2 × (4))
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f(x) = 3x + 2x
f(4) = 3(4) + 2(4)
f(4) = (3 × 4) + (2 × 4)
f(4) = 12 + 8
f(4) = 20
f(4) = 20, sesuai aturan substitusi yg diminta
Penjelasan dengan langkah-langkah:
f(x) = 3x + 2x
f(4) = (x substitusi ke 4 sesuai aturan substitusi yg diminta)
f(x) = (3 × (x)) + (2 × (x))
f(4) = (3 × (4)) + (2 × (4))
f(4) = 12 + 8
f(4) = 20