if tan 4 theta = cot (40 - 2 theta ) the theta ??
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Answer:
25
Step-by-step explanation:
tan 4θ = cot( 40 - 2θ )
Since, tan x = cot ( 90 - x)
cot ( 90 - 4θ ) = cot ( 40 - 2θ )
90 - 4θ = 40 - 2θ
90 - 40 = 4θ - 2θ
50 = 2θ
50/2 = θ
25 = θ
Therefore the value of θ is 25.
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