Which one of the following is the correct algebraic expression for ?

MATHEMATICS · Single correct · GCSE · Mathematics · Geometry and Measures · Geometry and Measures

Problem

Which one of the following is the correct algebraic expression for

\sec x

? (a)

\dfrac{1}{\sin x}

(b)

\dfrac{1}{\cos x}

(c)

\cos x

(d)

\dfrac{1}{\tan x}