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13.05.2021 •
Mathematics
Factorise ( 9+x)^2 - (4-x)^2
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Ответ:
The first one 9³
Step-by-step explanation:
Note: 9³ or nine to the third power or 9-cubed is correct, because we are multiplied the number 9 by itself, three times
The value equal to:
9*9*9 is equal to: 9³
that is, nine to the THIRD power or:
nine to the power of three