Pertanyaan

Nilai x → 1 lim 1 − x ( 5 − x − 2 ) ( 2 − x + 1 ) adalah ....

Nilai $x \to 1 lim \frac{( 5 - x - 2 ) ( 2 - x + 1 )}{1 - x}$ adalah ....

A. Rizky

Master Teacher

Mahasiswa/Alumni Universitas Negeri Malang

Jawaban terverifikasi

Pembahasan

$begin mathsize 14px style limit as straight x rightwards arrow 1 of invisible function application space fraction numerator open parentheses square root of 5 minus straight x end root minus 2 close parentheses open parentheses square root of 2 minus straight x end root plus 1 close parentheses over denominator 1 minus straight x end fraction limit as straight x rightwards arrow 1 of invisible function application space fraction numerator open parentheses square root of 5 minus straight x end root minus 2 close parentheses over denominator 1 minus straight x end fraction. space limit as straight x rightwards arrow 1 of open parentheses square root of 2 minus straight x end root plus 1 close parentheses limit as straight x rightwards arrow 1 of invisible function application space fraction numerator open parentheses square root of 5 minus straight x end root minus 2 close parentheses over denominator 1 minus straight x end fraction. open parentheses square root of 2 minus 1 end root plus 1 close parentheses 2. space limit as straight x rightwards arrow 1 of invisible function application space fraction numerator open parentheses square root of 5 minus straight x end root minus 2 close parentheses over denominator 1 minus straight x end fraction Gunakan space dalil space straight L space hospital 2. space limit as straight x rightwards arrow 1 of invisible function application space fraction numerator negative fraction numerator 1 over denominator 2 square root of 5 minus straight x end root end fraction over denominator negative 1 end fraction 2. fraction numerator 1 over denominator 2 square root of 4 end fraction equals 1 half end style$

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