Автор - hdhdudu

Дам 15 баллов решите 1,2,3,4 пж​

Ответ

Автор - Флуора

Пошаговое объяснение:

1)

 {0.4}^{2}  + ( -  {0.5}^{2} ) = 0.16 + 0.25 = 0.41

2)

( - 4.8 + 3.9 {)}^{2}  =  { - 0.9}^{2}  = 0.81

3) 1.44-0.64=0.8

4)

(2.6 - 1.8 {)}^{2}  =  {0.8}^{2}  = 0.64

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