I x+2 I - I 2X+4 I= hehe,,,,iki piye?
Matematika
gindanti
Pertanyaan
I x+2 I - I 2X+4 I= hehe,,,,iki piye?
2 Jawaban
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1. Jawaban indhtriwt1
1x + 21 - 12x + 41
= 1x - 12x + 21 + 41
= -11x + 64
maaf jika salah -
2. Jawaban AnugerahRamot
|x+2|-|2x+4|
=|x+2|-|2(x+4)|
=|x+2|-2|x+4|
=|x+2|(1-2)
=-|x+2|