Let f be a function defined on [ a , b ] such that f '( x ) > 0, – InterviewSolution

1.	Let f be a function defined on [ a , b ] such that f '( x ) > 0, for all x ∈ ( a , b ). Then prove that f is an increasing function on ( a , b ).
Answer» Let f be a function defined on [ a , b ] such that f '( x ) > 0, for all x ∈ ( a , b ). Then prove that f is an increasing function on ( a , b ).

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