用计算器计算:(结果保留4个有效数字)31400=______,±0.618=______,-3?0.0005432=______.

2025-02-26 15:29:27
推荐回答(1个)
回答1:

使用计算器分别计算可得
31400
=37.42,
±
0.618
=±0.7861,
-
3 ?0.0005432
=0.08159.
故本题答案为37.42,±0.7861,0.08159.