Cot (1358 degree) + tan (3608 degree)=?
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cot1358°+tan3608°
=cot(1350°+8°)+tan(3600°+8°)
=cot{(90°×15)+8°}+tan{(90°×40)+8°}
=-tan8°+tan8°
=0
=cot(1350°+8°)+tan(3600°+8°)
=cot{(90°×15)+8°}+tan{(90°×40)+8°}
=-tan8°+tan8°
=0
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