Pertanyaan

x → ∞ lim 2 x + 1 4 x − 1 + 9 x 2 = ....

$x \to \infty lim \frac{4 x - 1 + 9 x ^{2}}{2 x + 1} = ....$

Ikuti Tryout SNBT & Menangkan E-Wallet 100rb

Habis dalam

Klaim

A. Coordinator

Master Teacher

Jawaban terverifikasi

Jawaban

hasilnya adalah .

hasilnya adalah 1 half

Pembahasan

Ingat kembali: Maka: Jadi, hasilnya adalah .

Ingat kembali:

Error converting from MathML to accessible text.

Maka:

$begin mathsize 14px style limit as straight x rightwards arrow infinity of space fraction numerator 4 straight x minus square root of 1 plus 9 straight x squared end root over denominator 2 straight x plus 1 end fraction equals limit as straight x rightwards arrow infinity of space fraction numerator 4 x minus square root of 9 x squared end root over denominator 2 straight x end fraction space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space equals limit as straight x rightwards arrow infinity of space fraction numerator 4 straight x minus 3 straight x over denominator 2 straight x end fraction space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space equals limit as straight x rightwards arrow infinity of space fraction numerator straight x over denominator 2 straight x end fraction space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space equals 1 half end style$

Jadi, hasilnya adalah .