tle208723 tle208723

26-07-2021
Mathematics

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tìm nghiệm của đa thức 3x+15

Respuesta :

26-07-2021

3x+15=0
<=> 3x=-15
<=> x= -15/3
<=> x= -5
Vậy nghiệm của đa thức 3x+15 là -5

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