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MAXIMA AND MINIMA
The function f(x) is said to have attained its maximum value for x=a, if the function ceases to increase and begins to decrease at x= a. A function f(x) is said to have attained its minimum value for x= b, if the function ceases […]

CONTINUITY
A function is said to be continuous over an interval if it is continuous at each point an that interval. Graphically, a function is continuous when its graph can be drawn without lifting the pen off […]