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April 18, 2014

April 18, 2014

Posted by **leo** on Tuesday, June 26, 2012 at 11:12am.

A. 1, 4, 9, 16, . . .

B. 2, 1, –1, –4, . . .

C. 4, 8, 16, 32, . . .

D. 21, 9, –3, –15, . . .

.

help please

- algebrall -
**Steve**, Tuesday, June 26, 2012 at 11:39aman arithmetic sequence has a constant difference between terms. Looking at the differences, we see:

A. 3,5,7, . . .

B. -1,-2,-3, . . .

C. 4,8,16, . . .

D. -12,-12,-12, . . .

I guess the answer is D, eh?

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