Oblicz wartosc wyrazenia:
(2a+1)do potegi 2 +(2a-1)do potegi 2
1
dla a -----
√2
(a+b)^2* (a-b)^2 = a^2 -b^2
czyli
2a+1)do potegi 2 +(2a-1)do potegi 2 = 4a^2-1
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(a+b)^2* (a-b)^2 = a^2 -b^2
czyli
2a+1)do potegi 2 +(2a-1)do potegi 2 = 4a^2-1