what is the value of sin (13π/4)?
Plz show proper solution and reasons.
I am quite confused.
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=sin(13*180/4)
=sin(2340/4)
=sin(585)
=sin(2*270+45)
=-sin 45
=sin(2340/4)
=sin(585)
=sin(2*270+45)
=-sin 45
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