Tentukan himpunan penyelesaian berikut |7-9×|=51
Matematika
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Pertanyaan
Tentukan himpunan penyelesaian berikut |7-9×|=51
2 Jawaban
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1. Jawaban Anonyme
Bab Nilai Mutlak
Matematika SMA Kelas X
|7 - 9x| = 51
7 - 9x = 51
9x = 7 - 51
x = -44/9
7 - 9x = - 51
9x = 7 + 51
x = 58/9
HP = {-44/9, 58/9} -
2. Jawaban eripane05
7-9x = 51
-9x = 44
x = -44/9
atau
7-9x = -51
-9x = -58
x = 58/7
Hp = {-44/9 , 58/7}