Question

Is the sequence arithmetic? If so, identify the common difference.

13, 20 ,17 ,34...

A. yes; 7.
B. yes; -7.
C. yes; 13.
D. no

Answer 1

Is the sequence arithmetic? If so, identify the common difference.

13, 20 ,17 ,34...

A. yes; 7.
B. yes; -7.
C. yes; 13.
☆☆☆☆☆☆☆D. no


No pattern.

Answer 2

The answer is D. No

A sequence is considered arithmetic if it has a contant defference between each numbers.

Let's analyze the sequence above:

13    (+7)    20    (-3)    17   (+17)     34


Since the difference is not constant, we couldn't consider the sequence as arithmetic.