judith1025 judith1025
  • 08-02-2017
  • Mathematics
contestada

Select the option for ? That continues the pattern in each question.
3,-6,12,4,20?

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GodsHiddenAngel GodsHiddenAngel
  • 08-02-2017
the pattern is as follows. minus 9 plus 18, minus 8 plus 16, minus 7 plus 14.

it is going down in scale with the first number and up in scale with the dpuble of the original.
i hope this makes sense
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