Demonstrati ca

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BurnerD1
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Demonstrati ca

Post by BurnerD1 »

Demonstrati ca numaul \( 0,x(y) + 0,y(x) \) se poate scrie ca \( \frac{x+y}{9}, x,y \ne 0 \)
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DrAGos Calinescu
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Post by DrAGos Calinescu »

\( 0,x(y)+0,y(x)=\frac{10x+y-x}{90}+\frac{10y+x-y}{90}=\frac{10(x+y)}{90}=\frac{x+y}{9} \)[/tex]
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