Question

What does D = ? . . .

Answer 1

The given sequence is

• 3,15,75,375

Not arithmetic as their is no common difference.

Instead

• It's a geometric sequence

Common ratio:-

`\\ \sf\longmapsto (15)/(3)=5`

Answer 2

Explanation:

3, 15, 75, 375, ...

• The given sequence is not arithmetic since the difference between the terms is not common.

The value of d is not applicable.