Question

Find Missing
4
3.17
512121
?
64​

Answer 1

Answer:

52= 3+4+7+5+2+21+6+4=52

Step-by-step explanation:

Hope its help u.

Answer 2

Answer:

20

Step-by-step explanation:

4²- 3² = 16 - 9 = 7

5² - 2² = 25 - 4 = 21

6² - 4² = 36 - 16 = 20

HOPE IT HELPS....