Toán Lớp 6: Bài 4: Tìm số tự nhiên x , biết A ) x³=x² B) x²⁰¹⁷=x C ) ( x-2)⁴=(x-2)³ D ) (x-1)²⁰¹⁷=(x-1)²⁰¹⁸
Question
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TRẢ LỜI ( 2 )
A)x=1
B)x=1
C)x=3
D)x=2