Math Problem Statement

Jika f(x) = 2x-3/3x-4 maka f(1/3) adalah=...

A. 7/9

B. -3/27

C. -7/27

D.7/27

E.3/27

Solution

Diberikan fungsi f(x)=2x33x4f(x) = \frac{2x - 3}{3x - 4}. Kita diminta mencari nilai f(13)f\left(\frac{1}{3}\right).

Langkah-langkah:

  1. Masukkan nilai x=13x = \frac{1}{3} ke dalam fungsi: f(13)=2(13)33(13)4f\left(\frac{1}{3}\right) = \frac{2\left(\frac{1}{3}\right) - 3}{3\left(\frac{1}{3}\right) - 4}

  2. Hitung bagian atas (numerator): [

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Math Problem Analysis

Mathematical Concepts

Algebra
Functions
Substitution

Formulas

f(x) = (2x - 3) / (3x - 4)
Substitution f(a) into a function f(x)

Theorems

-

Suitable Grade Level

Grades 9-11