Recent content by KingSloth

  1. K

    Solving Improper Integral $\int_{-\infty}^{0}e^{-|x|}dx

    Homework Statement $\int_{-\infty}^{0}e^{-|x|}dx Homework Equations $\int_{-\infty}^{0}e^{-|x|}dx = $\int_{-\infty}^{0}e^{-x}dx according to the solution these first two steps is where i go wrong. According to solution, the integral is e^x, which I don't understand. I get e^-x and...
  2. K

    Kinetic/ Static friction- Newtons 3rd Law

    Homework Statement The coefficient of static friction is 0.60 between the two blocks in figure. The coefficient of kinetic friction between the lower block and the floor is 0.20. Force causes both blocks to cross a distance of 5.0 m, starting from rest. What is the least amount of time in...