Posted by Ram on Friday, October 21, 2011 at 2:29pm.
Find value of tan75/2

trig  Steve, Friday, October 21, 2011 at 3:36pm
If you mean tan(75/2), then
sin^{2}15 = (1+cos30)/2 = (2√3)/4
cos^{2}15 = (1cos30)/2 = (2+√3)/4
sin75 = cos15
cos75 = sin15
tan 75/2 = (1cos75)/sin75
= (1  √(2√3)/4)/√((2+√3)/4)
= (2  √(2  √3))/√(2 + √3)
= 0.7673

LOKMANYA INTER COLLEGE JANKINAGAR MATHS  Ramesh kumar Prasad Rajak Raj.Indu, Thursday, August 27, 2015 at 12:06pm
15root over3

trig  Slok, Monday, November 23, 2015 at 10:39am
Bindu (1,4)tatha (5,8)ke madh bindu ko mulbindu se milane vali rekh ka samikard geyt karo

MATH trig  AJAY, Sunday, July 17, 2016 at 10:48pm

MATH  RAJAT SINGH, Wednesday, August 3, 2016 at 2:31am

Math  Sumit pandey, Monday, September 26, 2016 at 9:26am
(Root2root3)(root2+1)

trig  Manish, Wednesday, November 9, 2016 at 6:23pm
158√3

trig  Manish, Saturday, January 7, 2017 at 3:30am
Tan75/2

MATH  VIVEK, Monday, February 20, 2017 at 10:44am
75/2
Answer This Question
Related Questions
 math  tan75\2
 trigonometry  tan75/2 degree
 trig  use the unit circle to find the exact value for all the trig functions of...
 trig  if (12,5) is a pointon the terminal side of an angel 0 find the exact ...
 math  tan75/2 ka answer hai158.3 1/2
 trig  find each value by referring to the graphs of the trig functions. 1. sec ...
 trig  For the following expression, find the value of y that corresponds to ...
 trig/pre calc  hello, i don't quite understand how to do this type of problem...
 trig  please help me. use trig. identities to find the exact value. tan 25° + ...
 trig  please help me. use trig. identities to find the exact value. tan 25° + ...
More Related Questions