A mixture contains two species (A and B) with the following molar absorptivities:ελ [M-1·cm-1]λ [nm] A B479 2 290 4 170533 1 730 3 540 The measured absorbance of the mixture in a 1.00 cm cell was 0.400 at 479 nm and0.315 at 533 nm. Calculate the concentrations of A and B in the mixture.