Find Sn for the given series if: a1=22 d=-8 n=21 F)1911 G)-1449 H)-2436 I)-1218

1 answer:

3 0

$3∑x=2 72x5∑x=3 −2x−23∑x=3 −1x2$

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forsale [732]

Answer:

$- \frac{71}{4}$

Step-by-step explanation:

$- 7 \frac{1}{10} \div \frac{2}{5}$

$= - \frac{71}{10} \times \frac{5}{2}$

$= - \frac{71}{2} \times \frac{1}{2}$

$= - \frac{71}{4}$

4 0

3 years ago

Orlov [11]

M = y2-y1/x2-x1
m = 7- (-2)/ -6-(-7)
m = 9/1

slope = 9

7 0

3 years ago

vlada-n [284]

Answer:

12x-39

Step-by-step explanation:

40-1=39

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3 years ago

nirvana33 [79]

4,234 rounded to the nearest ten thousand is jsjdndn

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3 years ago

UNO [17]

1-12 is between 5/6 and 13.
6/6 is after 5/6 and that just equals 1

4 0

2 years ago