Between and (end-points excluded)

MATHEMATICS · Single correct · A Level · Mathematics · Trigonometry · Trigonometry

Problem

Between

x=-\dfrac{\pi}{2}

and

x=\dfrac{3\pi}{2}

(end-points excluded), how many points satisfy

\tan x =1

? (a)

4

(b)

1

(c)

2

(d)

3