Recent content by badsis

  1. B

    Real analysis - unions and intersections

    Ok, That worked. Thanks!
  2. B

    Real analysis - unions and intersections

    Hi, I have four similar problems that I am not sure how to do: Given: A1 and A2 are in X, B1 and B2 are in Y f: X->Y, g - inverse of f I have to either prove or if false find counterargument 1. f(A1 U A2) = f(A1) U f(A2) 2. f(A1 n A2) = f(A1) n f(A2) 3. g(-1)(B1 U B2) = g(B1) U g(B2) 4...
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    Is the Kinetic Friction Coefficient Consistent Across Different Modes of Motion?

    Hello, Here is my question: should the kinetic friction coefficient Fk be the same when the object with mass m is pulled with a constant velocity as the kinetic friction coefficient with the same mass m when it was pushed and released. The measurements in the second case were taken from the...
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