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



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7

matricked
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is 9 (16)=9+16=7

mathslover
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d = a_2  a_1
d= a_3 a_2

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Is it really that difficult? kids these days (sigh..)

mathslover
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9  (16) = 9 + 16 = 7
2 (9) = 2+9 = 7

mathslover
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hence d = 7 got it @coolaidd ?

mathslover
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"no medals yet" quite ridicolous : D

mathslover
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*ridiculous

coolaidd
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thank you!

mathslover
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np