👤

pct b! de la ex 2. URGENT

Pct B De La Ex 2 URGENT class=

Răspuns :

[tex] \sqrt{7}* \sqrt{13}= \sqrt{7*13}= \sqrt{91}; \sqrt{2}* \sqrt{19}= \sqrt{2*19}= \sqrt{38} [/tex]; [tex] \sqrt{6}* \sqrt{11}= \sqrt{6*11}= \sqrt{66} [/tex]; [tex] \sqrt{14}* \sqrt{17}= \sqrt{13*17}= \sqrt{221} [/tex]