(d) Solve a and b in the fallawing complex equations: (1+:2)(2 i3) = a + a (e) Salve :3 + 2? = 0 for complex 2 and expressed the rents in polar farm. Plat the mats an an Argand diagram. (B) Find the area of the region between the curves y = x3 and y = 2x between x = 0 and x = 1