已知a+b=10,ab=2,则a2+b2=______,a-b=______. 发布时间:2017-05-14 20:11 │ 来源:www.tikuol.com 题型:填空题 问题: 已知a+b=10,ab=2,则a2+b2=______,a-b=______.
题型:填空题 I’m not sure whether I will have anything else to do this evening._____, I will try every possible means to come to your birthday party.A.Even thoughB.If soC.AnyhowD.Instead 查看答案