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Reika [66]
3 years ago
9

Writs a doubles plus one fact for the sum of 7

Mathematics
1 answer:
lbvjy [14]3 years ago
3 0
I think that 3 (3•2+1=7)
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A geometric sequence has an initial value of 2 and a common ratio of 3. Which formula would be more practical to use if you were
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Answer:

19th term = ar^18

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Step-by-step explanation:

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Common ratio, r = 3

nth term of a geometric sequence = ar^(n-1)

19th term = ar^(19-1)

19th term = ar^18

= 2 × 3^18

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Answer:

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vagabundo [1.1K]

Answer:

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3 years ago
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Answer:

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3x^3 + 7x - 26 + x + 2

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