1. Continuation of #1 from Exam 2. (A: 15 points) Estimate the magnitude and direction of a3 and a4. (B: 10 points) Find the magnitude and direction of the absolute

acceleration of point P on link 3. \begin{array}{l} \omega_{2}=1 \mathrm{rad} / \mathrm{s} \mathrm{ccw} \\ \alpha_{2}=1 \mathrm{rad} / \mathrm{s}^{2} \mathrm{ccw} \end{array} All horizontal and vertical edges are the same length, 1 meter.The diagonal edges are at 45°.