Toán Lớp 9: Tìm x
2 √3=9 – x với x ≥ 0
Giúp mình vs ạ
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Toán Lớp 9: Tìm x
2 √3=9 – x với x ≥ 0
Giúp mình vs ạ
Comments ( 2 )
$⇔-x=2\sqrt{3}-9$
$⇔x=9-2\sqrt{3}(t/m)$