Compute the stresses in laminate coordinates at top and

Question

Compute the stresses in laminate coordinates at top and bottom of each lamina in Example 6.1 (p. 178) when the laminate is subjected to ?⁰_x = 765(10^-6 ) mm/mm, ?⁰_y = -280(10^-6 ) mm/mm, κ_xy = 34.2(10^-6 )1/mm and all remaining strains and curvatures equal to zero.