August 2022 2 2 Report

Запишите в ответ номера верных равенств:

1) (4-b)(b+4) = b^2 - 16

2) -(b-1)(3-4b) = (1-b)(4b-3)

3) (b+1)(3-2b) = 3+b-2b^2

4) (b-4)^2 = b^2 - 8b +16

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