A thin rod extends from (x=0) to (x=L). It carries a non-uniform mass per unit length (μ = Mxa/La), where (M) is a constant with units of mass, and (a) is a non-negative dimensionless constant. Find the total mass of the rod.
a) (Ma+1/aL)
b) (ML)
c) (M)
d) (Ma-1/aL)