I2x - 5I = 13 Bantuannya kak ...
Matematika
agusbeckham007
Pertanyaan
I2x - 5I = 13
Bantuannya kak ...
Bantuannya kak ...
2 Jawaban
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1. Jawaban BSunShine
Materi : Nilai Mutlak
Kelas : X SMA
I2x - 5I = 13
2x - 5 = 13 atau -13
Jika +13 :
2x - 5 = 13
2x = 13 + 5
2x = 18
x = 9
Jika -13 :
2x - 5 = -13
2x = -13 + 5
2x = -8
x = -4
Hp = { -4 , 9 }
Semoga membantu ... Semangat
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2. Jawaban dewgaLL40
I2x - 5I = 13 -> 2x - 5 = 13 / -13
1). kalau 13, 2x - 5 = 13
2x = 13 + 5
2x = 18
x = 9
2) kalau -13, 2x - 5 = -13
2x = -13 + 5
2x = -8
x = -4
jawabannya 9 sama -4