Question

5·3la puterea 2-2 la puterea 10:2 la puterea 5

Answer 1

$5 \times {3}^{2} - {2}^{10} : {2}^{5} = \\ \\ 5 \times 9 - {2}^{10} \times {2}^{ - 5} = \\ \\ 5 \times 9{ - 2}^{10 - 5} = \\ \\ 5 \times 9 - {2}^{5} = \\ \\ 45 - 32 = \\ \\ 13$

Answer 2

5×3^2-2^10-2^5=
5×9-5^10-2^5=
5×9-2^10-^5=
5×9-2^5=
45-32=13