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Angelokqw
@Angelokqw
June 2021
2
14
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Спростіть вираз (-а+b)-(-a)
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scolnik2018
-a+b+a - а и -а сокращаются
b
0 votes
Thanks 0
Angelokqw
Cпасибо большое !))))
scolnik2018
Не за что)
Mraaaaaaaaaak
(-а+b)-(-a)= -a+b+a=b
1 votes
Thanks 2
Angelokqw
Спасибо большое ))))
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b