### Home > CALC > Chapter Ch12 > Lesson 12.2.2 > Problem12-83

12-83.

$\vec{v}(0.5)=\langle -\pi\sin(\pi/2),\frac{0.5^2+1}{(1.5)^2}\rangle=\langle -\pi,\frac{5}{9}\rangle$

Sketch this vector, then use the Pythagorean Theorem to determine its magnitude.