GATE | GATE CS 2012 | Question 9



Consider the function f(x) = sin(x) in the interval [π/4, 7π/4]. The number and location(s) of the local minima of this function are
(A) One, at π/2
(B) One, at 3π/2
(C) Two, at π/2 and 3π/2
(D) Two, at π/4 and 3π/2


Answer: (D)

Explanation: See http://softwareeveryday.wordpress.com/2012/08/07/function-minima-and-maxima-recap/

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