II. Evaluate without using trigonometric tables:
1.
3 sin 23° tan 64°
COS 67°
cot 26°
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Step-by-step explanation:
3 sin 23° tan 64° cos 67° cot 26°
3 sin (90 - 67) tan (90-26°) cos(67°) cot(26°)
3 cos (67°) cot (26°) cos (67°) cot (26°)
3 cos (67°) cos(26°) / sin (26°) cos(67°) cos(26°) / sin(26°)
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