14．（1）(94)12−(2+3)0−(278)23+(110)−1{({\frac{9}{4}})^{\frac{1}{2}}}-{({2+\sqrt{3}})^0}-{({\frac{27}{8}})^{\frac{2}{3}}}+{({\frac{1}{10}})^{-1}}(49)21−(2+3)0−(827)32+(101)−1；（2）lg2lg50+lg5lg20−2lg5lg2lg2lg50+lg5lg20-2lg5lg2lg2lg50+lg5lg20−2lg5lg2．