July 2023 1 13 Report
Спростити вырази:
a) (2+ 3x)² =
б) (а² -а+1)(а+1)=
B) (9m³ -5 p²n)² =
г) (7n+ – 6m)(7n+ + 6m)=|
д) (2+m)(2 - m)(m² + 4)=(4 - m² )(4 + m² ) = e) (a+3)²-(a+2)²=(a+3-а-2)(a+3+a+2)=
БУДЬЛАСКА ДУЖЕ ТРЕБА ​
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