y=(1−3√2)^2 - ile to jest?
Mania: y=(1−3√2)2 − ile to jest?
Marta: y=(1−3√2)2 − ile to jest?
13 mar 21:14
Mania: podbijam ile to jest?
y=(1−3√2)2
mi wyszlo − 17, bo rozpisujac (1−3√2)*(1+3√2)=1+3√2−3√2−18=−17
13 mar 21:19
Eta:
(a−b)2= a2−2ab +b2
(1−3√2)2= 1 −6√3+ 18= 19−6√2
13 mar 21:23