Question

teza 8 pag150 ex 1 calculati (12 la 2+5 la2):13

Answer 1

(12² + 5²) : 13 = 
= (144 + 25) : 13 =
= 169 : 13 =
= 13

Answer 2

$( {12}^{2} + {5}^{2} ) \div 13 =$
$(144 + 25) \div 13 =$
$169 \div 13 =$
$13$