Mathematics
Junior High
なぜ、(1)は有効数字に0が入らないのに、(2)は0が入っているのですか?
ee (?② 460g
=Z2h (1) あの90=979x100o (2②) き60=60x1oo
有効数字ゴ 2 29x1y
有効数字 4 60x 10
借2.79x10m 代 4.60x10'g
E値を, 有効数字 3 けたで表しなさい。
(2) 570cm
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