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Why Do We Fall ill
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This lesson contains the description of different types of diseases, their causes, treatment and prevention.

Sumeet Beniwal
Educator at Edusquad and Unacademy

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(6)
U
Unacademy user
Q13, If you have to calculate total number of rectangles (including squares) why to subtract and then add again same thing.
This may sound silly but why are we adding and squaring the number of rows and columns? Please explain a bit if possible. Thanks in advance.
thanks a lot mam pls make video on class 10th bio
thnxx... ma'am plz upload class 10 bio..
thanku very much mam .. made very easy to learn bio ..
thanku very much mam .. made very easy to learn bio ..
Very useful. Thank you
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