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How to solve this 2nd order differential equation x²(d²y/dx²)+4x(dy/dx)+2y=ln x, x>0
using substitution x=e^u? I horrified by the dark..? Sled w/ mass 10kg is pulled right by force of 1x102N the force of friction opposing the pull is 6x101 N Whats the acceleration of the sled? 1interval0 x-8/x^2-7x+10 dx? If cosine theta is 1/3. what is sin theta and secant theta?