(Solved): please solve it a) Write the node-voltage equations in standard form. b) V1 and V2(37.818 ...

a) Write the node-voltage equations in standard form. b) $$V_1$$ and $$V_2?(37.818\mathrm{V}$$ and $$32.727\mathrm{V})$$ c) $$I_2?(1.273\mathrm{A})$$ d) $$I_3?(3.273\mathrm{A})$$ e) $$I_1$$ going upward from ground to $$V_1$$. (3.273 A Problem 04: Use mesh-current analysis method in the below circuit to: a) Write the mesh-current equations standard form $$\begin{array}{l}6I_1?4I_2=?10\\ 4I_1?10I_2=?1\end{array}$$ b) Find the values of mesh currents. $$(?2.182\mathrm{A},?0.773\mathrm{A})$$