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KUNJAN JOSHI

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· 1 Months ago

provide detailed solution (Question: 187980.0 )

provide detailed solution

Question:
If a cot\(\theta\) + b cosec\(\theta\) = x2 and b cot\(\theta\) + a cosec\(\theta\) = y2 then the value of (a2 – b2) is —
Options:
A) 1
B) x4 - y4 
C) y4 - x4
D) 0
Solution:
Ans: (c)



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