Question

$0.25 \sqrt{256} + 0.3 \sqrt{1.96}$
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Answer 1

$0,25\sqrt{256}+0,3\sqrt{1,96}=0,25\sqrt{16^{2}}+0,3\sqrt{1,4^{2}}=0,25*16+0,3*1,4=4+0,42=4,42$