Novo | +51 vendidos
xxhay | xxx xx xxHy tm x Ai lm
25% OFF
In stock
Quantidade:
1(+10 disponíveis)
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Guaranteed purchase, receive the product you expected, or we'll refund your money.
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30 days fabric guarantee.
Describe
xxhayx.x.x-x.x=x.x. => x3-x2=x2. => x3-x2-x2=0. => x2.(x-1-1)=0. => x2.(x-2)=0. => x2=0 hoặc x-2=0. => x=0 hoặc x=0+2. => x=0 hoặc x=2. Đúng(0)..