3 years ago

Find the sum of an AP sequence 6,2,-2,-6,-10..... up to 20 terms

Mathematics

1 answer:

gtnhenbr [62]3 years ago

4 0

Answer:

-640

Step-by-step explanation:

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Which point lies on the graph of the finite sequence shown?<br> 5, –1, 6, 0, 7, 1, 8

djyliett [7]

Hello,

$u_{1} =5\\
 u_{2} = u_{1}-6=5-6=-1\\
 u_{3} = u_{2}+7=-1+7=6\\
 u_{4} = u_{3}-6=6-6=0\\
 u_{5} = u_{4}+7=0+7=7\\
 u_{6} = u_{5}-6=7-6=1\\
 u_{7} = u_{6}+7=1+7=8\\
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\boxed{ u_{2n} = u_{2n-1}-6}\\\\

\boxed{ u_{2n+1} = u_{2n}+7}\\

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3 years ago

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Salsk061 [2.6K]

Answer:

Step-by-step explanation:

-2x + 7(1/2) =15

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3 years ago

13. Mr. Carmello drives 30 miles each

Sauron [17]

Answer:

240 miles

Step-by-step explanation:

he drives 30 miles there and back which is 60 miles and 6 times 4 is 24 so 60 times 4 is 240

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Lucy is on her way home in her car. She has driven 22 miles so far, which is one-half of the way home. What is the total length

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Answer:

Step-by-step explanation:

if 22 miles = 1/2

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