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Question
The value of sin 23° − cos 67° is ______.
Options
1
0
cos 44°
− cos 44°
MCQ
Fill in the Blanks
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Solution
The value of sin 23° − cos 67° is 0.
Explanation:
Using the complementary angle property,
cos 67° = sin(90° − 67°)
= sin 23°
Therefore, sin 23° − sin 23° = 0.
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