Aperson walks 5.0kilometers north, then 5.0 kilometers east. his displacement is closest to ? a. 10 kilometers northwest b. 7.1 kilometers northwest c. 10 kilometers northeast d. 7.1 kilometers northeast

The motor m applies a time-varying force of f (200 t) n, where t is in seconds. box b with mass 200 kg starts from rest, and the coefficients of kinetic and static friction are 0.2 and us 0.3 the acceleration due to gravity is g 9.8 m/s2 b 300 a) find the time ' when the box starts to move. b) calculate the speed of the crate at 3 s c) calculate the power delivered by the motor at t 3 s

Because light travels in a straight line and casts a shadow, isaac newton hypothesized that light is

Write the function getkthdigit(n, k) that takes a possibly-negative int n and a non-negative int k, and returns the kth digit of n, starting from 0, counting from the right