Help! I'm stuck on my homework and need help to these problems!
x squared plus 11x plus 28
x squared plus 11x plus 24
S squared plus 13s plus 42
x squared minus 10x plus 21
收錄日期: 2021-04-20 23:51:22
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https://hk.answers.yahoo.com/question/index?qid=20131015075053AAjK5YC