Question 1 • Algebra II
Subtract each term from the term that follows it: 2 − 5 = −3, −3 − 2 = −5, −10 − (−3) = −7, and −19 − (−10) = −9. Since these differences are not the same, the sequence is not arithmetic. Choice D correctly gives the differences −3, −5, −7, and −9.
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