Use Euler's method with \(h= 0.10 \) to approximate \(x( 1.2 )\) and \(y( 1.2 )\) given the following system of IVPs.

\[ x'= -4 \, t x^{2} + 4 \, t y^{2} - 2 \hspace{2em} x( 1 )= -1 \]

\[ y'= t^{2} y^{2} + 3 \, t x \hspace{2em} y( 1 )= 2 \]