Pertanyaan

Kerjakan limitberikut dengan metode subtitusi x → 2 lim 2 x 9 x + 3 !

Kerjakan limit berikut dengan metode subtitusi $x \to 2 lim \frac{9 x + 3}{2 x}$ !

J. Joko

Master Teacher

Jawaban terverifikasi

Jawaban

.

$table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell limit as x rightwards arrow 2 of end cell end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell fraction numerator 9 x plus 3 over denominator 2 x end fraction end cell end table table attributes columnalign right center left columnspacing 0px end attributes row blank equals blank end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank 5 end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell 1 fourth end cell end table$ .

Pembahasan

Jadi, .

$begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell limit as x rightwards arrow 2 of fraction numerator 9 x plus 3 over denominator 2 x end fraction end cell equals cell limit as x rightwards arrow 2 of fraction numerator 9 times 2 plus 3 over denominator 2 times 2 end fraction end cell row blank equals cell fraction numerator 18 plus 3 over denominator 4 end fraction end cell row blank equals cell 21 over 4 end cell row blank equals cell 5 1 fourth end cell end table end style$

Jadi, $table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell limit as x rightwards arrow 2 of end cell end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell fraction numerator 9 x plus 3 over denominator 2 x end fraction end cell end table table attributes columnalign right center left columnspacing 0px end attributes row blank equals blank end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank 5 end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell 1 fourth end cell end table$ .