Question
Download Solution PDFপ্রদত্ত রাশিটির মান নির্ণয় করুন:
\(\frac{4}{3}\) tan2 45° + 3 cos2 30° - 2 sec2 30° - \(\frac{3}{4}\) cot2 60°
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFগণনা:
4/3 tan2 45° + 3 cos2 30° - 2 sec2 30° - 3/4 cot2 60°
⇒ 4 /3 + 3 × (√3/2)2 - 2 (2/√3)2 - (3 / 4) × (1 /3)
⇒ 4 /3 + 3 ×3 / 4 - 2 × 4/3 - 1 /4
⇒ 4 /3 +9 / 4 - 8/3 - 1 /4
⇒ 2 - 4/3 = 2/3
∴ সঠিক বিকল্পটি হল 1
Last updated on Jul 19, 2025
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