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Jika    maka nilai x dan y adalah…

Pertanyaan

Jika  open parentheses table row cell negative 1 end cell 2 row 2 3 end table close parentheses open parentheses table row x row y end table close parentheses equals open parentheses table row cell negative 1 end cell row 9 end table close parentheses  maka nilai x dan y adalah…

  1. x = 1 dan y = -3

  2. x = 1 dan y = 3

  3. x = -3 dan y = -1

  4. x = -3 dan y = 1

  5. x = 3 dan y = 1

A. Acfreelance

Master Teacher

Jawaban terverifikasi

Pembahasan

open parentheses table row cell negative 1 end cell 2 row 2 3 end table close parentheses open parentheses table row x row y end table close parentheses equals open parentheses table row cell negative 1 end cell row 9 end table close parentheses  space space space space space space space space space space space space space space space space space open parentheses table row x row y end table close parentheses equals open parentheses table row cell negative 1 end cell 2 row 2 3 end table close parentheses to the power of negative 1 end exponent open parentheses table row cell negative 1 end cell row 9 end table close parentheses  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 fraction numerator 1 over denominator negative 3 minus 4 end fraction open parentheses table row 3 cell negative 2 end cell row cell negative 2 end cell cell negative 1 end cell end table close parentheses open parentheses table row cell negative 1 end cell row 9 end table close parentheses  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 negative 1 over 7 open parentheses table row cell negative 3 minus 18 end cell row cell 3 minus 9 end cell end table close parentheses  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 negative 1 over 7 open parentheses table row cell negative 21 end cell row cell negative 7 end cell end table close parentheses  space space space space space space space space space space space space space space space space space open parentheses table row x row y end table close parentheses equals open parentheses table row 3 row 1 end table close parentheses

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