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Pertanyaan

Tentukan nilai dari ​ ​ lim x → 1 ​ x 2 − x − 2 2 x 2 − 3 x − 1 ​ ​ !

Tentukan nilai dari !

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Y. Umi

Master Teacher

Mahasiswa/Alumni Universitas Gadjah Mada

Jawaban terverifikasi

Jawaban

.

 begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell limit as x rightwards arrow 1 of fraction numerator 2 x squared minus 3 x minus 1 over denominator x squared minus x minus 2 end fraction end cell end table end stylebegin mathsize 14px style equals 1 end style.

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Pembahasan

Nilai limit berikut adalah Jadi, .

Nilai limit berikut adalah

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell limit as x rightwards arrow 1 of fraction numerator 2 x squared minus 3 x minus 1 over denominator x squared minus x minus 2 end fraction end cell equals cell fraction numerator 2 open parentheses 1 close parentheses squared minus 3 open parentheses 1 close parentheses minus 1 over denominator open parentheses 1 close parentheses squared minus open parentheses 1 close parentheses minus 2 end fraction end cell row blank equals cell fraction numerator 2 minus 3 minus 1 over denominator 1 minus 1 minus 2 end fraction end cell row blank equals cell fraction numerator negative 2 over denominator negative 2 end fraction end cell row blank equals 1 end table end style

Jadi, begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell limit as x rightwards arrow 1 of fraction numerator 2 x squared minus 3 x minus 1 over denominator x squared minus x minus 2 end fraction end cell end table end stylebegin mathsize 14px style equals 1 end style.

Latihan Bab

Konsep Kilat

Konsep Limit

Sifat Limit

Limit Fungsi Aljabar

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