Continued OF a funtion at a point

Define continuity of a function at a point.

Explanation OF Continuity , Continuity at a point , Concept OF LHL, RHL

Define continuity and differentiability of a function at a point verify the continuity and differentiability of the function: , f(x)={[(1-x),x 2])

Continuity of composite function at a point

Different forms of line continued and Image of a point in a line

Prove that the following functions are continuous at all points of their domains : f(x)=tanx

Prove that the following functions are continuous at all points of their domains : f(x)=cosx

Which of the following can funtion as an oxidizing as well as a reducing agent ?

Are the following functions continuous at each point of their domains? sinx

Are the following functions continuous at each point of their domains? cosx