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3+1=4
5+2=11
6+3=20
9+4=33
8+5=?

 08.02.2020
 #1
avatar+25569 
+2

3+1=4 5+2=11 6+3=20 9+4=33 8+5=?

3+1=4
5+2=11
6+3=20
9+4=33
8+5=?

 

Mein Versuch:

\(\begin{array}{|rcll|} \hline 3+1&=&4 \\\\ 5+2&=&4+(5+2) \\ 5+2&=&11 \\\\ 6+3&=&11+(6+3) \\ 6+3&=&20 \\\\ 9+4&=&20+(9+4) \\ 9+4&=&33 \\\\ 8+5&=&33+(8+5) \\ 8+5 &=& 46 \\ \hline \end{array} \)

 

laugh

 09.02.2020
 #2
avatar
0

46👍🏻😊❤️

 09.02.2020

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