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coolaidd Group Title

What is the d value of the following arithmetic sequence? -16, -9, -2, 5, 12, 19….

  • 2 years ago
  • 2 years ago

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  1. twitter Group Title
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    7

    • 2 years ago
  2. matricked Group Title
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    is -9 -(-16)=-9+16=7

    • 2 years ago
  3. mathslover Group Title
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    d = a_2 - a_1 d= a_3 -a_2

    • 2 years ago
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    Is it really that difficult? kids these days (sigh..)

    • 2 years ago
  5. mathslover Group Title
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    -9 - (-16) = -9 + 16 = 7 -2 -(-9) = -2+9 = 7

    • 2 years ago
  6. mathslover Group Title
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    hence d = 7 got it @coolaidd ?

    • 2 years ago
  7. mathslover Group Title
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    "no medals yet" quite ridicolous : D

    • 2 years ago
  8. mathslover Group Title
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    *ridiculous

    • 2 years ago
  9. coolaidd Group Title
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    thank you!

    • 2 years ago
  10. mathslover Group Title
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    np

    • 2 years ago
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