## Essential University Physics: Volume 1 (3rd Edition)

$\vec{v_2}= -10.6i-2.8j$
We know that the sum of the momentums will be 0, so: $0 = 12(53.0i+14.0j)+ \vec{v_2}m_2$ $\vec{v_2}=-\frac{12}{60}(53.0i+14.0j)$ $\vec{v_2}= -10.6i-2.8j$