👤

calculati √10x40 ajutorrr

Răspuns :

[tex]\sqrt{10\cdot 40} = \sqrt{10\cdot 10\cdot 4} = \sqrt{10^2\cdot 2^2} = \sqrt{10^2}\cdot \sqrt{2^2} = 10\cdot 2 = 20[/tex]
[tex] \sqrt{10 * 40} = \sqrt{400} = 20 [/tex]