Question: (a) Show that cos (x 2 ) > cos x for 0 < x < 1. (b) Deduce that Sa cos(x?) dx > /6

(a) Show that cos (x2) > cos x for 0 < x < 1.

(b) Deduce thatSa cos(x?) dx > п/6

Sa cos(x?) dx > /6

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