Rút gọn biểu thức
a (x+y)^2+(x-y)^2
B 2(x-y)(x+y)+(x-y)^2+(x+y)^2...
Mathematics, 24.07.2021 03:10 vanessasantos2004vs
Rút gọn biểu thức
a (x+y)^2+(x-y)^2
B 2(x-y)(x+y)+(x-y)^2+(x+y)^2
Answers: 3
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