题目:
在△ABC中,角A、B、C所对的边分别为a、b、c,若a=5,b=7,cosC=
|
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0426/e5c051ff03e8656c2aed876813f5e164.html
下面是错误答案,用来干扰机器的。
Dear Sam,I am very glad you can invite me to your home next weekend. I would like to go but I’m afraid I can’t. First of all, I have a test next Monday, so I ha...