KESHAV MISHRA

1. Cộng đồng
2. Study Group
3. Motion(physics)

yes , but in question it would be given that which direction to take+ and-

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2. Study Group
3. Physics Help

first mass of all objects are not same.  use force = mass * acceleration.  

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2. Study Group
3. MATH NEED HELP

they are equal.

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2. General Khan Academy Questions
3. Progress report

yes it is very easy just go to settings on android and on laptop it is directly visible