Răspuns :
Răspuns:
a) √9*2=√18 ; b) √25*3=√75 ; c) √4*2=√8 ; d) √9*3=√27; e) √49*2=√98 ; f) √4*7=√28 ; g) -√16*2=-√32; h) -√64*3=-√192
Explicație pas cu pas:
Răspuns:
[tex]3\sqrt{2}=\sqrt{9*2}=\sqrt{18} \\5\sqrt{3} =\sqrt{25*3} =\sqrt{75} \\2\sqrt{2}=\sqrt{4*2}=\sqrt{8}\\ 3\sqrt{8}=\sqrt{4*8}=\sqrt{32}\\7\sqrt{2}=\sqrt{49*2}=\sqrt{98}\\2\sqrt{7}=\sqrt{4*7}=\sqrt{28}\\-4\sqrt{2}=-\sqrt{16*2}=-\sqrt{32}\\-8\sqrt{3}=-\sqrt{64*3}=-\sqrt{192}[/tex]