Oblicz
0.2√50 + 0.8√72 - 0.3√32
0,2√25×2 + 0,8√36×2 - 0,3√16×2 = 0,2×5√2 + 0,8×6√2 -0,3×4√2 = √2 + 4,8√2 - 1,2√2= 4,6√2
0.2√50 + 0.8√72 - 0.3√32 = 0.2*5√2 + 0.8*6√2 - 0.3*4√2 = 23√2 / 5 = 4,6√2
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0,2√25×2 + 0,8√36×2 - 0,3√16×2 = 0,2×5√2 + 0,8×6√2 -0,3×4√2 = √2 + 4,8√2 - 1,2√2= 4,6√2
0.2√50 + 0.8√72 - 0.3√32 = 0.2*5√2 + 0.8*6√2 - 0.3*4√2 = 23√2 / 5 = 4,6√2