负5的二次方减[负4+(1减0.2乘5分之1)除于(-2)]
问题描述:
负5的二次方减[负4+(1减0.2乘5分之1)除于(-2)]
答
(-5)^2-(-4+(0.2*1/5)/(-2))=25+4+1/50=29.02
负5的二次方减[负4+(1减0.2乘5分之1)除于(-2)]
(-5)^2-(-4+(0.2*1/5)/(-2))=25+4+1/50=29.02