|x-4| + |2-x| + |2x-1| jika x>0
Matematika
riyukina415
Pertanyaan
|x-4| + |2-x| + |2x-1| jika x>0
1 Jawaban
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1. Jawaban yessyv
|x| = x jika x≥0 dan |x| = -x jika x<0
|x-4| + |2-x| + |2x-1| = (x - 4) + (2 - x) + (2x - 1)
= x - x + 2x - 4 + 2 - 1
= 2x - 3