## Algebra and Trigonometry 10th Edition

$y=\dfrac{5}{12}\sin 2t+0.6435$
$y=\sqrt {(1/3)^2+(1/4)^2} \sin 2t+\arctan \dfrac{1/4}{1/3}$ This implies that $y=\dfrac{5}{12}\sin 2t+0.6435$