Question

please solve this problem step by step

Answer 1

${4}^{15} + {8}^{10 } \\ {( {2}^{2}) }^{15} + {( {2}^{3}) }^{10} \\ {2}^{30 } + {2}^{30} \\ 2 \times {2}^{30} \\ = {2}^{31}$