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27. Tell whether the sequence is arithmetic. If it is, what is the common difference?


-15, -9, -3, 3, . . .

Ayes; 3

Byes; 5

Cyes; 6

Dno

Verified Answer :

I hope this helps you





-15+6= -9



-9+6= -3



-3+6=3


add 6

JohnES

The sequence is arithmetic, and the common difference is 6. You can use the formula also,

\(a_n=a_0+d(n-1)\)

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