Recent content by Daizin

can you explain a little bit further in, I've never done anything like this, we didn't study ijk method at all in class before. I feel really stupid, but none of this really make sense to me

Homework Statement a) Find the speed of the boat with respect to the Earth. (km/h) b) Find the speed of the boat with respect to the river if the boat's heading in the water is 60° south east (km/h) Homework Equations v(x) = v cos(θ) v(y) = v sin(θ) v = √(vx^2+vy^2) but can't use it in...

so you're saying it should look like: (3-4)/(2-0) and yes, it does end up as -0.5 (or -1/2) and that's how I initially solved the problem at the very start but when I plugged this answer into the webassign homework, it listed it as an incorrect one, which is why I started seeking for help and...

Homework Statement Here's the graph: http://i.imgur.com/uUXPO.jpg What is the average acceleration between t=0s and t=2s? Homework Equations a avg = change in velocity / change in time ; (Vf-Vi)/(tf-ti) The Attempt at a Solution I know how to solve it if it was just a straight line where I...