Grade 11Trigonometry
Show that tan(π/6 +a/2)tan (π/6-a/2)= (2cosa-1)/(2cosa+1)
Show that tan(π/6 +a/2)tan (π/6-a/2)= (2cosa-1)/(2cosa+1)
1 Answer
Deepak Kumar Shringi
Approved Tutor Answer8 Years ago
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