Pertanyaan

Tentukan x → 25 lim ( x ) + 2 ( x 3 ) + 8

Tentukan $x \to 25 lim \frac{( x ^{3} ) + 8}{( x ) + 2}$

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Jawaban terverifikasi

Jawaban

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$begin mathsize 14px style limit as x rightwards arrow 25 of fraction numerator left parenthesis x cubed right parenthesis plus 8 over denominator left parenthesis x right parenthesis plus 2 end fraction equals 579 end style$ .

Pembahasan

Jadi, .

$begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell limit as x rightwards arrow 25 of fraction numerator left parenthesis x cubed right parenthesis plus 8 over denominator left parenthesis x right parenthesis plus 2 end fraction end cell equals cell fraction numerator 25 cubed plus 8 over denominator 25 plus 2 end fraction end cell row blank equals cell fraction numerator 15.625 plus 8 over denominator 27 end fraction end cell row blank equals cell fraction numerator 15.633 over denominator 27 end fraction end cell row blank equals 579 end table end style$

Jadi, $begin mathsize 14px style limit as x rightwards arrow 25 of fraction numerator left parenthesis x cubed right parenthesis plus 8 over denominator left parenthesis x right parenthesis plus 2 end fraction equals 579 end style$ .