Question

pls answer this math question pls pls pls pls ​

Answer 1

Answer:

45° or (π/4)

Step-by-step explanation:

cos(π/3) = cos(180/3) = cos(60) = 1/2

=> 2cos(π/3) = 2*(1/2) = 1

=> $tan^{-1}$(2cos(π/3)) = $tan^{-1}$(1) = 45°

We have used the relation: π radians = 180°