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This was an exam question I had at the end of 2005 in my uni entrance exams.
Can you do it?
Establish the inequality
[tex] xcosx < sinx < x [/tex] where [tex]0<x<pi/2[/tex] using the unit circle.
is the tex working?
Can you do it?
Establish the inequality
[tex] xcosx < sinx < x [/tex] where [tex]0<x<pi/2[/tex] using the unit circle.
is the tex working?