please answer this question

2. Suppose that labor demand for male factory workers in an auto plant is given by L: = 400 400m + SOan, where aim is the hourly wage rate for men and (of is the hourly wage of females. Calculate the own-and cross-wage elasticity of demand at the point where mm = 10 and (of = 5. Is the labor demand curve for males elastic or inelastic at this point? Are male and female workers gross complements or substitutes