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Anonymous Anonymous
  • 17-10-2016
  • Mathematics
Answered

3, -5, 11, -21, 43... How does each term relate to the next term? A) Subtract 8. B) Multiply by -2 and add 1. C) Multiply by -3 and add 4. D) Multiply by 2 and subtract 1.

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TheHealingHealer
TheHealingHealer TheHealingHealer
  • 17-10-2016

The answer is B.

Each term (3,-5,11, -21, 43) are all the result of the previous one multiplied by -2 and add 1.

3 -2 = -6 +1 =5
-5-2= 10+1=11

Hope this helped,
-Tiara

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capponiangelina capponiangelina
  • 20-11-2018

B i just took the test

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