When demand curve is elastic (\\(e_d\\) > 1), then according to the relationship MR = P \\(\\left(1-\\frac{1}{e_{d}}\\right){, \ ext { the fraction }} \\frac{1}{e_{d}}\\) will be less than 1.
Hence, MR will be positive when P \\(\\left(1-\\frac{1}{e_{d}}\\right){\ ext { is positive }}\\)