Evaluate tan 26^(@) tan 64^(@)...

Evaluate
` tan 26^(@) tan 64^(@) `

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Verified by Experts

The correct Answer is:

`1`

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NCERT TAMIL-TRIGONOMETRY -Exercise -11.3

Evaluate (tan 36^(@) )/( cot 54^(@))
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Evaluate tan 26^(@) tan 64^(@)
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Show that cos 36^(@) cos 54 ^(@) -sin 36^(@) sin 54^(@) =0
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If A , B and C are interior angles of a triangle ABC, then show that t...
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Expression 75^(@) +cos 65^(@) in terms of trigonometric ratios of ang...
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