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Veronicaivanov
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Stiind ca x/y=z/t , calculeaza 11- xt/yz

Răspuns :

Albastruverde12
[tex] \frac{x}{y} = \frac{z}{t}=\ \textgreater \ xt=yz=\ \textgreater \ \frac{xt}{yz}=1. \\ \\ 11- \frac{xt}{yz}=11-1=10. [/tex]
Alexa2002
[tex] \frac{x}{y} = \frac{z}{t} [/tex]
=>x*t=y*z = k 
11-[tex] \frac{x*t}{y*z} [/tex] = 11-[tex] \frac{k}{k} [/tex]
11-1=10

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