Question

find the value of sec (2π-x)​

Answer 1

$\huge{ \pink{ \sec(2 \: \pi - x) = \sec(x) }}$

Answer 2

According to graph, (2pi - x) lies in 4th quadrant and in 4th quadrant cos x and sec x has +ve value

• so ,sec(2pi-x) = sec(x)