Răspunsuri

2014-05-18T12:19:27+03:00
|-√2| -|2√2|= -√2 -2√2= -3√2

25% din 48= 25/100*48=  1/4 *48=  48/4=12
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2014-05-18T12:20:01+03:00


a.

-√2-2√2=-3√2

b.

25/100*48=1200/100=12

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