Find the answer. sin(A+B) + cos(A+B)

The best persuasive essay topics a.are the ones that are popular,that many other people are writing about b.are ones you feel strongly about and that can be backed up by outside sources c.are one you feel strongly about,whether or not there is outside evidence for support

In the story "seventh grade," how do victor's hopes and expectations about teresa at the beginning of the school day compare with his hopes and expectations about teresa at the end of the school day? his hopes and expectations are exactly the same at the end of the day. his hopes and expectations are completely different at the end of the day. his hopes and expectations are strengthened by the end of the day. his hopes and expectations are weakened by the end of the day.

When should you use encyclopedias such as wikipedia? a. never, it is not appropriate to use this source in college b. it can you get an overall understanding of the subject matter but is not considered a college-level source c. as long as wikipedia isn't the only source, it is always appropriate to use this source