Question

@perl

Answer 1

so the total distance is the integral of the absolute value of velocity

Answer 2

okk

Answer 3

so we need the absolute value of sin (2t)

Answer 4

sin2t?

Answer 5

correct

Answer 6

you can use wolfram

Answer 7

:)

Answer 8

http://www.wolframalpha.com/input/?i=integrate+abs%28sin%282t%29%29%2C+t+%3D+0..Pi

Answer 9

abs( ) stands for absolute value

Answer 10

thank you (:

Answer 11

thank you (: