Question

Question #055a3

Answer 1

Find sec (135).sec (135)

Ans: 2

Explanation:

`sec (135) = 1/(cos (135))`. Find cos (135)
`cos (135) = -sqrt2/2` (Trig Table of Special Arcs)

`sec (135).sec (135) = (- 2/sqrt2)(-2/sqrt2) = 4/2 = 2`