Examveda If sec2A + tan2A = 3, then what is the value of cotA? A. $$\frac{1}{{\sqrt 3 }}$$C. 1D. $$\sqrt 3 $$Answer: Option C This Question Belongs to Arithmetic Ability >> Trigonometry
The equation $${\cos ^2}\theta $$ = $$\frac{{{{\left( {x + y} \right)}^2}}}{{4xy}}$$ is only possible when ? A. x = -yB. x > yC. x = yD. x < y View Answer
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