Pertanyaan

Nilai x → 3 lim ( x − 3 2 − x 2 − 9 12 ) adalah....

Nilai $x \to 3 lim (\frac{2}{x - 3} - \frac{12}{x ^{2} - 9})$ adalah....

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Habis dalam

Klaim

A. Rizky

Master Teacher

Mahasiswa/Alumni Universitas Negeri Malang

Jawaban terverifikasi

Jawaban

jawaban yang tepat adalah D.

Pembahasan

Jadi, jawaban yang tepat adalah D.

$begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell limit as x rightwards arrow 3 of open parentheses fraction numerator 2 over denominator x minus 3 end fraction minus fraction numerator 12 over denominator x squared minus 9 end fraction close parentheses end cell equals cell limit as x rightwards arrow 3 of fraction numerator 2 left parenthesis x plus 3 right parenthesis minus 12 over denominator x squared minus 9 end fraction end cell row blank equals cell limit as x rightwards arrow 3 of fraction numerator 2 x plus 6 minus 12 over denominator left parenthesis x minus 3 right parenthesis left parenthesis x plus 3 right parenthesis end fraction end cell row blank equals cell limit as x rightwards arrow 3 of fraction numerator 2 left parenthesis x minus 3 right parenthesis over denominator left parenthesis x minus 3 right parenthesis left parenthesis x plus 3 right parenthesis end fraction end cell row blank equals cell limit as x rightwards arrow 3 of fraction numerator 2 over denominator x plus 3 end fraction end cell row blank equals cell fraction numerator 2 over denominator 3 plus 3 end fraction end cell row blank equals cell 1 third end cell end table end style$

Jadi, jawaban yang tepat adalah D.