Rozwiąż układ równań: (*2 - do kwadratu) Potrzebuje na teraz XD a - b = 1 a*2 - b*2 = 89
a^1-b^2=89
a-b=1 |+b
a=1+b
(1+b)^2-b^2=89
1+2b+b^2-b^2=89
1+2b=89 |-1
2b=88
b=44
a=45
^ - do kwadratu
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a^1-b^2=89
a-b=1 |+b
a=1+b
(1+b)^2-b^2=89
1+2b+b^2-b^2=89
1+2b=89 |-1
2b=88
b=44
a=45
^ - do kwadratu