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Hi, I've been having trouble logging onto the uni email. I can log onto everything else but when I try to get into my inbox the screen will not load up to show my inbox. The browser says it has finished loading the page but nothing appears. I've been able to access my inbox before so what has...

Find the volume of the solid of revolution formed, correct to 3 significant figures, if y=x^2 + 2 is rotated about the x-axis from x=0 to x=2. I don't know what I'm doing wrong but I get 56.5. The answer is supposed to be 78.7 units^3. Hope someone can help me. Thanks if you can.

My proposal is due at the end of this term and I've got a problem in deciding what topic to do. So far, the topics i'm thinking of are: - The Holy Grail = the various views of the nature of the holy grail - The Crusades = why the crusaders killed when they were trying to spread Christianity -...