ReaFam
ReaFam
05.10.2020 • 
Mathematics

Use 2 numbers to show that the irrational numbers are not closed with respect to multiplication. A.
B.
C.
D.


\sqrt{4} ( \sqrt{2}  \times  \sqrt{3} ) = ( \sqrt{4}  \times  \sqrt{2} ) \times  \sqrt{3}
\sqrt{2}  \times  \frac{1}{ \sqrt{2} }  = 1
\sqrt{2}  \times  \sqrt{2}  = 2
\sqrt{2}  \times  \sqrt{3}  =  \sqrt{6}

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