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arlabbe0606
06.07.2019 •
Mathematics
Express the following as the difference of two squares (7a+2)(7a-2)=
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Ответ:
(7a+2)(7a-2)
= (7a)^2 - (2)^2
= 49a^2 - 4
Ответ:
Step-by-step explanation:
2-5= -3
-3<-4