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15.10.2020 •
Mathematics
Simplify ( a - b) (a+b) + ( b - c ) (b+c) + (c-a) (c+a)
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Ответ:
0
Step-by-step explanation:
Ответ:
C.
Step-by-step explanation:
Because the volume is either 0.15 more or 0.15 less than 21 ounces.
indicate the difference between the volume and 21 and it has to be less than 0.15. Therefore answer C.