Correct option is AGiven:64−12÷6414×64−1664^{-12} \div 64^{14} \times 64^{-16}64−12÷6414×64−16Formula Used:am÷\div ÷ an = am-n ,am×\times × an = am+nSolution:64−12÷6414×64−16 =64−12−14×64−16 =64−26×64−16 =64−26−16 =64−4264^{-12} \div 64^{14} \times 64^{-16} \\ \ \\=64^{-12-14} \times 64^{-16}\\ \ \\=64^{-26} \times 64^{-16}\\ \ \\=64^{-26-16}\\ \ \\=64^{-42}64−12÷6414×64−16 =64−12−14×64−16 =64−26×64−16 =64−26−16 =64−42