August 2022 1 79 Report
выбери формулу чтобы разложить на множители

x^2-4


1)a^2-2ab+b^2=(a-b)^2
при a= ... при b = ...

2)a^2+2ab+b^2=(a+b)^2
при a= ... при b = ...

3)a^2-b^2=(a-b)(a+b)
при a= ... при b = ...
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