Find the maximum attainable temperature of ideal gas in each of the following processes: (a) p=p0−αV2p=p_{0}-\alpha V^{2}p=p0−αV2 (b) p=p0e−βVp=p_{0} \mathrm{e}^{-\beta V}p=p0e−βV where p0,αp_{0}, \alphap0,α and β\betaβ are positive constants, and VVV is the volume of one mole of gas.