Study tips
Senior High
小数点のルートの外し方を教えてください。
なぜ、4.77になるのか教えてください。
お早めにお願いします。
Sx
2
// {2²+3²+(-4)² + (− 7)² +6²}
= = 22.8
Sx = √22.8= 4.77 ()
電卓
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