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GeorgiaMathsQuick questions

Linear and Exponential Functions

Quick questions on Arithmetic sequences - Georgia Milestones Algebra: Concepts & Connections

3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?
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Write the explicit rule for 3,9,15,21,…3, 9, 15, 21, \dots and find a8a_8. [2 points]
What is q2?
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A sequence has a1=100a_1 = 100 and d=−5d = -5. Write the recursive rule. [1 point]
What is wrong sign on a decreasing difference?
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A sequence like 20,17,1420, 17, 14 has d=−3d = -3, not 3.

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