Dik: f(x) = 3x + 2 tentukan f -¹ (x)
Matematika
fitriwulan235
Pertanyaan
Dik: f(x) = 3x + 2 tentukan f -¹ (x)
2 Jawaban
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1. Jawaban Ipeh11111
f(x) = 3x + 2
misal: y = f(x)
maka, y = 3x + 2
y - 2 = 3x
x = y/3 - 2/3
jadi, f^-1 (x) = x/3 - 2/3 -
2. Jawaban nita721
y=3x+2
y-2=3x
[tex] \frac{y - 2}{3} = x[/tex]
f-¹(x) = y-2/3