【-1.35×0.75-0.53×(-3/4)】÷(-3)的2次方=?
问题描述:
【-1.35×0.75-0.53×(-3/4)】÷(-3)的2次方=?
答
【-1.35×0.75-0.53×(-3/4)】÷(-3)的2次方=?
=【-1.35*3/4+0.53*3/4]÷9
=3/4*(-1.35+0.53)÷9
=3/4*(-0.82)÷9
=3/4*41/50*1/9
=41/600应该不对吧如果你给的题是对的,应该这样做,除非题目不对我给的题是对的,算出来是1/12我想要的是过程谢谢