Question
Download Solution PDFसरळरूप द्या:
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFसंकल्पना:
a2 - b2 = (a - b) (a + b)
sec x = 1/cos x आणि cosec x = 1/sin x
a3 + b3 = (a + b) (a2 + b2 - ab)
गणना:
⇒
⇒
⇒
⇒
⇒
⇒ sin A
∴ पर्याय (1) योग्य आहे.
Last updated on Jun 18, 2025
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