In the given figure a diameter AB of circle bisects a chord CD if AD is parallel to BC. Prove that chord CD is also a diameter of circle  

Plz.. explain 

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How to find integration of cos2x/cosx

NO. 29 plz solve

Plz explain this concept ..

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x sin³  theta + y cos³  theta=sin thta cos theta,

x sin theta - y cos theta =0

find the value of x² + y²

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can you  help my child to understand chapter 6 inequality specially exercise 6.2 & 6.3 for inequality graphical representation of class eleveth

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Sushma Sharma