C-04-Q025mediumsingle_mcqa3⋅a−3=?a^3 \cdot a^{-3} = ?a3⋅a−3=?aa9a^9a9b111c000da−9a^{-9}a−9ব্যাখ্যাAdding the exponents gives a3+(−3)=a0=1a^{3+(-3)} = a^0 = 1a3+(−3)=a0=1. Any nonzero base raised to the zero power equals 111.