jika f (x) =3²×⁻³ maka f⁻¹ (27)=
Matematika
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Pertanyaan
jika f (x) =3²×⁻³ maka f⁻¹ (27)=
1 Jawaban
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1. Jawaban Anonyme
Kelas 10 Matematika
Bab Fungsi Komposisi
f(x) = 3² . x⁻³
y = 9/x³
x³ = 9/y
x = ∛(9/y)
f⁻¹ (x) = ∛(9/x)
f⁻¹ (27)
= ∛(9/27)
= ∛(1/3)