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∣ − p ∣ = ...

 

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I. Sutiawan

Master Teacher

Mahasiswa/Alumni Universitas Pasundan

Jawaban terverifikasi

Jawaban

bernilai jika dan bernilai jika .

 open vertical bar negative p close vertical bar bernilai negative p jika p less or equal than 0 dan open vertical bar negative p close vertical bar bernilai p jika p greater than 0.

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Pembahasan

Ingat! Maka: Dengan demikian, bernilai jika dan bernilai jika .

Ingat!

open vertical bar x close vertical bar open curly brackets table row cell x comma space jika space x greater or equal than 0 end cell row cell negative x space jika space x less than 0 end cell end table close

Maka:

open vertical bar negative p close vertical bar open curly brackets table attributes columnalign left end attributes row cell space minus p space jika space minus p greater or equal than 0 end cell row cell space space space space space space space space space space space space space space space space space space space p less or equal than 0 end cell row blank row cell negative left parenthesis negative p right parenthesis equals p space jika space minus p less than 0 end cell row cell 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 p greater than 0 end cell end table close   

Dengan demikian, open vertical bar negative p close vertical bar bernilai negative p jika p less or equal than 0 dan open vertical bar negative p close vertical bar bernilai p jika p greater than 0.

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