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Wykonaj zadanie wg podanego przykładu
np. √2=1²+1² = 1+1=2
√5²=2²+1² = 4+1=5
a) √30=5²+5¹=25+5=30
b) √40=6²+2²=36+4=40
c) √55=7²+6¹=49+6=55