iviestrong60131 iviestrong60131 24-05-2023 Mathematics contestada question a,b,c and d (a) d²y_3dy² + 2y = x² dx² dx (b) d²y dy +2+3y=x-2x² dx dx² (c)y"-3y'+2y=-2e ** (d) y² + y² + y = e²²