Pertanyaan

x → 0 lim x − 5 x 2 + 2 x − 5

$x \to 0 lim \frac{x ^{2} + 2 x - 5}{x - 5}$

S. Eka

Master Teacher

Mahasiswa/Alumni Universitas Pendidikan Indonesia

Jawaban terverifikasi

Jawaban

nilai

nilai $begin mathsize 14px style limit as x rightwards arrow 0 of fraction numerator x squared plus 2 x minus 5 over denominator x minus 5 end fraction equals 1 end style$

Pembahasan

Metode substitusi dilakukan dengan mensubstitusi langsung nilai kedalam fungsi Jadi, nilai

Metode substitusi dilakukan dengan mensubstitusi langsung nilai kedalam fungsi

$begin mathsize 14px style limit as x rightwards arrow 0 of fraction numerator x squared plus 2 x minus 5 over denominator x minus 5 end fraction equals fraction numerator 0 squared plus 2 left parenthesis 0 right parenthesis minus 5 over denominator 0 minus 5 end fraction equals fraction numerator negative 5 over denominator negative 5 end fraction equals 1 end style$

Jadi, nilai $begin mathsize 14px style limit as x rightwards arrow 0 of fraction numerator x squared plus 2 x minus 5 over denominator x minus 5 end fraction equals 1 end style$