已知3√5=1.710,3√50=3.684,3√500=7.937那么3√-0.0005=——,3√50000=
问题描述:
已知3√5=1.710,3√50=3.684,3√500=7.937那么3√-0.0005=——,3√50000=
答
3√-0.0005
=3√5/10
=-3√(5/1000)
=-0.171
3√50000
=3√(50x1000)
=3√50x10
=36.84