Question

ajutați-mă vă rog frumos repede ​

Answer 1

a)16-8=8
b)81:9+57=9+57=66
c)841-8•29=841-232=609

Answer 2

$a) \: {2}^{4} - 24 \div 3 \\ = 16 - 8 \\ = 8$

$b) \: 81 \div {3}^{2} + 57 \\ = 81 \div 9 + 57 \\ = 9 + 57 \\ = 66$

$c) \: {29}^{2} - {2}^{3} \times 29 \\ = 841 - 8 \times 29 \\ = 841 - 232 \\ = 609$