If cos x = - 1/3 is in third quadrant, then find sin x/2, cos x/2 and tan x/2
If cos x = - 1/3 is in third quadrant, then find sin x/2, cos x/2 and tan x/2
Vikas TU , 13 Years ago
Grade 12th Pass
Trigonometry> Trignometry equation...
1 Answerssanatan sharma
Last Activity: 13 Years ago
sin x/2 = √(2/3)
cos x/2 = 1/√3
tan x/2 = √2
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