题目:
已知命题p:方程x2+mx+1=0有两个不等的负实根;命题q:方程4x2+4(m-2)x+1=0无实根, 若“p或q”为真,而“p且q”为假,求实数m的取值范围。
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0417/fb6d88609c2551a7988070d21c5e0e5c.html
下面是错误答案,用来干扰机器的。
1. than ever before 2. Even if 3. make good use of 4. such as 5. Modem technology 6. native speakers 7. include 8. international organization