Question

1) 15 ( 23) 24
17 ( 14) 25
13 ( x) 17


2) 2 ( 11) 3
3 ( 28) 1
2 ( x) 1

Answer 1

2 ( 11) 3
3 ( 28) 1
2  ( x ) 1


$2^{3} +3 = 11$
$3^{2} +1 = 28$
$2^{3} +1 = 9$