4=4
4-4=4-4
2²-2²=2²-2²
(2+2)(2-2)=2(2-2)
2+2=2
4=2
what is wron...
Mathematics, 16.11.2019 22:31 daniel8orange
4=4
4-4=4-4
2²-2²=2²-2²
(2+2)(2-2)=2(2-2)
2+2=2
4=2
what is wrong?
Answers: 1
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