The point $P$P on the unit circle has the coordinates $\left(x,y\right)$(x,y). What is the value of $\sec\theta$secθ?
$\frac{1}{y}$1y
$x$x
$\frac{1}{x}$1x
$y$y
Determine, without technology, the exact values of the primary trigonometric ratios and the reciprocal trigonometric ratios for the special angles 0, p/6, p/4 , p/3 , p/2, and their multiples less than or equal to 2p