(1/2/3-2x).(x+1/2)=0 Question (1/2/3-2x).(x+1/2)=0 in progress 0 Môn Toán Nho 5 years 2020-10-27T11:10:45+00:00 2020-10-27T11:10:45+00:00 2 Answers 73 views 0
Answers ( )
@Linhh2008
$($ 1/2/3 $-$ $2x$ $)$ $.$ $($ $x$ $+$ $\dfrac{1}{2}$ $)$ $=$ $0$
$⇒$ $($ 1/2/3 $-$ $2x$ $)$ $=$ $0$ và $\dfrac{1}{2}$ $)$ $=$ $0$
$⇒$ $2x$ $=$ 1/2/3 và $x$ $=$ $\dfrac{1}{2}$
$⇒$ $x$ $=$ 1/2/3 $:$ $2$ và $x$ $=$ $\dfrac{1}{2}$
$⇒$ $x$ $=$ $\dfrac{1}{12}$ và $x$ $=$ $\dfrac{1}{2}$
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