3.lim x^3-8 / x^2+x-6 jika x=2
Matematika
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Pertanyaan
3.lim x^3-8 / x^2+x-6 jika x=2
1 Jawaban
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1. Jawaban arsetpopeye
Lim (x^3 - 8)/(x^2 + x - 6)
= Lim (x - 2)(x^2 + 2x + 4)/(x - 2)(x + 3)
= Lim (x^2 + 2x + 4)/(x + 3)
= (2^2 + 2(2) + 4)/(2 + 3)
= 12/5
= 2 2/5