а) (5³ + 13²) : 2First calculate 5³ (5 cubed) = 5 5 5 = 12Then calculate 13² (13 squared) = 13 * 13 = 16Add 125 and 169 = 29Finally, divide 294 by 21 = 14
So, (5³ + 13²) : 21 = 14
б) 180 94 - 47700:45 + 494First calculate 180 94 = 1692Then subtract 47700 divided by 45 (47700 : 45 = 1060Add the result of the subtraction and 494So, 16920 - 1060 + 4946 = 20420
Therefore, 180 * 94 - 47700:45 + 4946 = 20420
а) (5³ + 13²) : 2
First calculate 5³ (5 cubed) = 5 5 5 = 12
Then calculate 13² (13 squared) = 13 * 13 = 16
Add 125 and 169 = 29
Finally, divide 294 by 21 = 14
So, (5³ + 13²) : 21 = 14
б) 180 94 - 47700:45 + 494
First calculate 180 94 = 1692
Then subtract 47700 divided by 45 (47700 : 45 = 1060
Add the result of the subtraction and 494
So, 16920 - 1060 + 4946 = 20420
Therefore, 180 * 94 - 47700:45 + 4946 = 20420