Sign of Trigonometric Ratios in Different Quadrants
The value of ...
Question
The value of sin1.cos2.tan3.cot4.sec5.cosec6 is
A
Positive
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B
Negative
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C
Zero
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D
May be Positive and Negative
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Solution
The correct option is A Positive Since the problem deals with the values in first quadrant, where all sin,cos,tan,cosec,sec,cot are positive. So the value of the given problem will be positive.