👤

Calculati:a) (2√3+1)(3√3+2)
b)(3√2+2)(2√2-3)
c)(5√2+3)(√2-1).Va rog ajutati-ma .Vreau rezolvarea completa.


Răspuns :

(2√3+1)(3√3+2)=18+4√3+3√3+2=20+7√3
(3√2+2)(2√2-3)=12-9√2+4√2-6=6-5√2
(5√2+3)(√2-1)=10-5√2+3√2-3=7-2√2