i need help with Analysis please! how do you prove that a sequence (xn) diverges to infinity if and only if (-xn) diverges to -infinity?? it seems like quite a simple question but i cant think of a rigorous enough proof. THANKS!
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Originally Posted by HelpMePlease28 i need help with Analysis please! how do you prove that a sequence (xn) diverges to infinity if and only if (-xn) diverges to -infinity?? If such that implies what can be said of
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Originally Posted by HelpMePlease28 
