问题标题:
alevel的数学1.solvegivingyouranswerto3sighnificentfigures3的x次=312.findthefirst3termsinascendingpowersofxof(1+3x)的7次3..henceevaluate1.000003的7次correctto10decimalplaces
问题描述:

alevel的数学

1.solvegivingyouranswerto3sighnificentfigures

3的x次=31

2.findthefirst3termsinascendingpowersofxof(1+3x)的7

3..henceevaluate1.000003的7次correctto10decimalplaces

陆旭回答:
  1.Solvegivingyouranswerto3significantfigures3的x次=31.翻译:3^x=31.请将答案精确到三位有效数字.Solution:3^x=31ln3^x=ln31xln3=ln31x=ln31/ln3=3.132.Findthefirst3termsinascending...
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