celinegirl
  • celinegirl
Identify the type of sequence shown in the table below and select the appropriate response. n f(n) 1 48 2 −96 3 192 4 −384 5 768 Arithmetic sequence; common difference is 96 Arithmetic sequence; common difference is −144 Geometric sequence; common ratio is 3 Geometric sequence; common ratio is −2
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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anonymous
  • anonymous
so, to get from \(a_1 \rightarrow a_2\) what do you do? do you do the same thing in going from \(a_2 \rightarrow a_3\) ? if so, then you have founf the common difference or the common ratio.
anonymous
  • anonymous
"found" not "founf"
anonymous
  • anonymous
remember, the only 2 operations you have to consider are addition and multiplication. Hint: the sequence alternates in sign... can you get that by always adding a constant?

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celinegirl
  • celinegirl
sorry for the late reply.. thanks
celinegirl
  • celinegirl
@pgpilot326 so yes its D? as said above
anonymous
  • anonymous
@Pawanyadav please don't just give answers... the idea is for the student to learn!
anonymous
  • anonymous
Please refer to the Code of Conduct. (below and to the left, under the posted questions section). Thanks!
celinegirl
  • celinegirl
@pgpilot326 erm not exactly.. I was understanding both of your explanations and I understood where he got D from
celinegirl
  • celinegirl
but i wasn't exactly sure if it was 100% correct
anonymous
  • anonymous
that's okay... it's better if you provide an answer and reasoning first, rather than another providing it and you agreeing with it. i hope that makes sense.
anonymous
  • anonymous
also, if you are done with the question, be sure to close it. Thanks!
celinegirl
  • celinegirl
@pgpilot326 well im still not sure of the correct answer so im going to keep it open or re-post it again.

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