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nikhil

· started a discussion

· 1 Months ago

provide solu. (Question: 205359.0 )

please care for us.
i find many times ...u don't provide solu of impt question

Question:
If \(\theta\) is a positive acute angle and tan2\(\theta\) .tan3\(\theta\) = 1, then the value of  \(\left (2 cos^2 \cfrac {50}{2} - 1 \right )\) is – 
Options:
A) - \(\cfrac{1}{2}\)
B) 1
C) 0
D) \(\cfrac{1}{2}\)
Solution:
Ans: (c)


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