Trigonometry tricks
sin 1° sin 2° sin 3° ...............sin 180° = 0
cos 1° cos 2° cos 3° ...............cos 90° = 0
tan 1° tan 2° tan 3° ...............tan 89° = 1
cot 1° cot 2° cot 3° ...............cot 89° = 1
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TRIGONOMETRY - Trigonometry tricks of sin, cos, tan, cot with Photo
TRIGONOMETRY - Trigonometry tricks of sin, cos, tan, cot with Photo
Written By Daily IQ on Sunday 2 December 2018 | 06:34
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