Matematika

Pertanyaan

himpunan penyelesaian
4/x+ 3/y=11
3/x - 4/y=2

1 Jawaban

  • [tex] \frac{4}{x} + \frac{3}{y} = 11 |x3| \\ \\ \frac{3}{x} - \frac{4}{y} = 2 |x4|[/tex]
    [tex] \frac{12}{x} + \frac{9}{y} = 33 \\ \\ \frac{12}{x} - \frac{16}{y} = 8 \\ ------. - \\ \frac{25}{y} = 25 \\ [/tex]
    [tex] y = 1 \\ \\ \frac{4}{x} + 3 = 11 \\ \\ \frac{4}{x} = 8 \\ x = \frac{1}{2}[/tex]
    HP = {1/2, 1}

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