Question

If the first term is 10, the second is 1,000, the third is 100,000 and the fourth is 10,000,000. What is the 80th term.

Answer 1

okay

Answer 2

1st term= 1 zero
2nd term= 3 zeros
3rd term= 5zeros
.
.
.

Answer 3

nth term= a+(n-1)d zeros

Answer 4

where n=80
d=2 a=1

80th term= 1+(79)2 = 159 zeros

Answer 5

so the answer is 10^159

Answer 6

Thank you, I understand it now!