Question
Download Solution PDFsecC = cosec(C – 30°) எனில், cotC – tanC இன் மதிப்பு என்ன?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFகொடுக்கப்பட்டவை:
secC = cosec(C – 30°)
பயன்படுத்தப்பட்ட கருத்து:
கணக்கீடு:
secC = cosec(C – 30°)
⇒ secC = sec(90° - (C – 30°))
ஒப்பிடுகையில்,
⇒ C = 90° + 30° - C
⇒ 2C = 120°
⇒ C = 60°
cotC – tanC = cot60° - tan60° = (1/√3) – (√3) = -2/√3
∴ cotC – tanC இன் மதிப்பு -2/√3 ஆகும்.
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