I am maths teacher (B.Tech from NIT Rourkela).Any one can ask any type of question (only maths related problem)
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I want to ask can u help me
Agniv194:
If tan17°=x,prove that the value of tan163°-tan107°/1+tan163°×tan107 = (1- x^2)/ 2x
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Write the proof of Angle Sum Property
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