[tex]d_1 = 8a^{5}b^{2}\\d_2 = 3a^{2}b\\\\a)\\\\P = \frac{d_1d_2}{2} = \frac{8a^{5}b^{2}\cdot3a^{2}b}{2} = \frac{24a^{7}b^{3}}{2} = 12a^{7}b^{3}\\\\b)\\\\dla \ \ a = 2 \ i \ b = \frac{1}{4} = (\frac{1}{2})^{2} = 2^{-2}\\\\P = 12a^{7}b^{3} = 12\cdot2^{7}\cdot(2^{-2})^{3} = 12\cdot2^{7}\cdot2^{-6} = 12\cdot2^{7+(-6)} = 12\cdot2 = 24 \ [j^{2}][/tex]
