Question

Use the unit circle sec(7/6)

Answer 1

Evaluate the sec (7/6).

Value of sec (7/6) by using the unit circle.

For calculating the value of sec (7/6) by using a unit circle.

Rotate the circle anticlockwise to form the 7 pi/ 6 angle with the positive x-axis.

Thus, the value of sec (7/6) is equal to the

`\sec \text{ (}(7\pi)/(6))=-1.1547`