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4)Express the series below in summation notation for the specified number of terms.

b. 10 + 14 + 18 + 22

c. image

 

asked Jan 29, 2015 in PRECALCULUS by anonymous

1 Answer

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Step 1:

(4b)

The series is image.

The sum can be written as image.

The sum has 4 terms, each of the form image, and starts at image and ends at image.

The summation notation of image is image.

image.

Step 2:

(4c)

The series is image.

The sum can be written as image.

The sum has 5 terms, each of the form image, and starts at image and ends at image.

The summation notation of image is image.

image.

Solution :

(4b) image.

(4c) image.

answered Jan 30, 2015 by joseph Apprentice

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