Question

A, in simplest radical form

Answer 1

Answer:

ec

(

x

)

=

√

13

3

Use the definition of secant to find the known sides of the unit circle right triangle. The quadrant determines the sign on each of the values.

sec

(

x

)

=

hypotenuse

adjacent

Find the opposite side of the unit circle triangle. Since the adjacent side and hypotenuse are known, use the Pythagorean theorem to find the remaining side.

Opposite

=

√

hypotenuse

2

−

adjacent

2

Step-by-step explanation: