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American Revolution - 3
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This lesson tells how the United states was created.

Suraj Kumar Gupta is teaching live on Unacademy Plus

Suraj Kumar Gupta
Faculty at Allen Career Institute Top Educator 2017 Certified production engineer from RCF Kapurthala & BALCO Korba, winner of competition

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U
Unacademy user
if we take moment about B directly we'll get Na which will be equal to P. So we can get the answer quickly.