Question

answer this question
​

Answer 1

Step-by-step explanation:

First Row

74 68 36

74 - 68 = 6

6*6 = 36

Second Row

82 70 144

82 - 70 = 12

12*12 = 144

Final Row

42 31 ?

42 - 31 = 9

9*9 = 81

? = 81

Hope it helps :-)