Question

Number system 9,9,12,20,35,?

Answer 1

Answer:

next is 50 as per ur chain

Step-by-step explanation:

pls mark as brainlliest

Answer 2

Answer:

59

Step-by-step explanation:

9+1^2-1= 9

9+2^2-1= 12

12+3^2-1 =20

20+4^2-1 =35

35+5^2-1 =59

So the Ans will be 59