Sin 90 - θ, cos 90 - θ formula
sin 90 - θ, cos 90 - θ formula
Last updated at April 16, 2024 by Teachoo
Question 1 Evaluate : (ii) tan 26 /cot 64 tan 26 /cot 64 = tan (90 64 ) /cot 64 = cot 64 /(cot 64 ) = 1