Hi I think I understand the Mean Value Theorem but the question is "show that cos x >+ 1-x if x>= 0" I just don't know where to start or what to do without 2 numbers. Please guide me. Thanks a frustrated Calculus beginner
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Using derivatives: You consider the hence the function is crescente, if I mean:
The statement is wrong, of course; at we do have equality, whereat holds for all
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