Răspunsuri

2014-05-14T08:56:27+03:00
X²=√256
x²=√2.2.2.2.2.2.2.2
x²=2.2.2.2
x=√2.2.2.2
x=2.2=4

1 (x^2)*2 = radical din 256 <=> (x^2)*2 = 16<=> x^2 = 8 <=> modul din x = 2 \sqrt{2} <=> x = + sau - 2 \sqrt{2}
2014-05-14T08:58:09+03:00


1 (x^2)*2 = radical din 256 <=> (x^2)*2  = 16<=> x^2 = 8 <=> modul din x = 2 \sqrt{2} <=> x = + sau - 2 \sqrt{2}

Bafta!


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