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- [" 4."tan40^(@)+2*tan10^(@)=],[[" (a) "tan30^(@)," (b) "tan50^(@)],[" ...
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- The value of tan10^(@)tan50^(@)tan70^(@) is
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- If tan50^(@)-tan40^(@)=k tan10^(@) then the value of k is
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- tan10^(@)-tan50^(@)+tan70^(@)
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- tan 40^(@) +2* tan 10^(@) = A)tan30^(@) B)tan50^(@) C)tan70^(@) D)tan9...
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- Show that: tan50^@-tan30^@-tan20^@=tan20^@.tan30^@.tan50^@.
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- The terms tan80^(@), tan70^(@)+tan10^(@) and tan10^(@) are in
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- tan 10^(@)*tan20^(@)*tan30^(@)*tan40^(@)*tan50^(@)*tan60^@tan70^(@)*ta...
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- প্রমাণ করো:tan70^(@)-tan50^(@)+tan10^(@)=sqrt3
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