Question

3 la puterea 45 :(3 la puterea 44+3 la puterea 44+3 la puterea 44)+2la puterea 20:(2la puterea 19+2 la puterea 19)

Answer 1

$3^{45} : ( 3^{44} + 3^{44} + 3^{44} ) + 2^{20} : ( 2^{19}+2^{19}) = \\ = 3^{1}+3^{1}+3^{1} + 2^{1} + 2^{1} = \\ = 3+3+3+2+2 = 13$