Nilai limit x→3 x²-10x+21 per x²-9mohon bantuannya
Matematika
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Pertanyaan
Nilai limit x→3 x²-10x+21 per x²-9mohon bantuannya
1 Jawaban
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1. Jawaban Anonyme
Kelas 11 Matematika
Bab Limit
lim (x² - 10x + 21)/(x² - 9)
x→3
= lim ((x - 3) (x - 7)) / ((x + 3) (x - 3))
x→3
= (3 - 7)/(3 + 3)
= -4/6
= -2/3