This was an exam question I had at the end of 2005 in my uni entrance exams.(adsbygoogle = window.adsbygoogle || []).push({});

Canyoudo it?

Establish the inequality

[tex] xcosx < sinx < x [/tex] where [tex]0<x<pi/2[/tex] using the unit circle.

is the tex working?

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# Unit Circle inequality.

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