Question

What is a continuous function ?

Answer 1

a continuous function is a function for which, intuitively, "small" changes in the input result in "small" changes in the output. Otherwise, a function is said to be "discontinuous". A continuous function with a continuous inverse function is called "bicontinuous".

Answer 2

what is a point ?

Answer 3

point?

Answer 4

f(x)= x+5 if x<4 at point a=4

Answer 5

what does this mean ? what is a here ?

Answer 6

A function is said to be continuous at a point if limit of function exists there and equal to the value of function at that point