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Stiinfa ca A=98√2 si B=63√14,calculati desfasurat:
A•B si raportul B/A


Răspuns :

axb=98√2×63√14=98×63×√2×14=6174×√2²×7=6174×2×√7=12348√7

b/a=63√14/98√2=63×√2×√14/98×2=63×√2×14/196=63×√2²×7/196=63×2×√8/196=126×√7/196=9√7/14