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Grade: 11 
        If tan a= 2k - x÷k√3 and tan b= x√3 ÷ 2k -x then prove that (a-b)=30°.
one year ago

Answers : (1)

Arun
22031 Points 
							
Dear student
 
Use 
tan(a-b) = tan A - tanB/(1+tanA tanB)
Put tanA and tanB
 
You will get
tan(a-b) = 1/sqrt(3)
Hence
a - b = 30°
 
Regards
Arun (askIITians forum expert)
one year ago
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