(3√5-√8) *(√8+3√5)*+√48=(3√5-√8) *(3√5+√8)*+4√3=(3√5)²-(√8)²+4√3=9*5-8+4√3=37+4√3
Формула (a²-b²)
(3²*(√5)²-(√8)²)=9*5-8=45-8=37
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(3√5-√8) *(√8+3√5)*+√48=(3√5-√8) *(3√5+√8)*+4√3=(3√5)²-(√8)²+4√3=9*5-8+4√3=37+4√3
Формула (a²-b²)
(3²*(√5)²-(√8)²)=9*5-8=45-8=37