Question

Nu mai stiu sa rezolv
(2radical11-1)(3radical11+4)

Answer 1

( $2\sqrt{11}$-1)( $3\sqrt{11}$+4)= $2\sqrt{11}$· $3\sqrt{11}$+ $2\sqrt{11}$·4-1· $3\sqrt{11}$-1·4=66+ $8\sqrt{11}$- $3\sqrt{11}$-4=62+ $5\sqrt{11}$

Sper să te ajute! ^_^