³√0.008×√1又16分之9+√13²-5²+³√64分之1

问题描述:

³√0.008×√1又16分之9+√13²-5²+³√64分之1

³√0.008×√1又16分之9+√13²-5²+³√64分之1
=0.2×5/4+12+1/4
=0.25+12+0.25
=12.5