Question
Download Solution PDFमान ज्ञात कीजिए: 2 tan2 45° + cos2 30° - sin2 60°
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFदिया गया:
हमें 2 tan2 45° + cos2 30° - sin2 60° का मान ज्ञात करना है।
प्रयुक्त सूत्र:
tan45° = 1
Cos30° = √3/2
Sin60° = √3/2
गणना:
2 tan2 45° + cos2 30° - sin2 60°
⇒ 2 × 12 + (√3/2)2 – (√3/2)2
⇒ 2 + 3/4 – 3/4
⇒ 2
∴ 2 tan2 45° + cos2 30° - sin2 60° का मान 2 है।
Last updated on Jun 11, 2025
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