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Mathematics 20 Online
OpenStudy (18jonea):

The sequence –14, –9, –4, 1, ... , 41 has 12 terms. Evaluate the related series. 324 162 157 167

OpenStudy (18jonea):

@hartnn

jhonyy9 (jhonyy9):

what is the difference between -14 and -9 ?

OpenStudy (18jonea):

5

OpenStudy (18jonea):

@jhonyy9

OpenStudy (18jonea):

@jhonyy9

OpenStudy (18jonea):

@hartnn

jhonyy9 (jhonyy9):

yes right do you know what mean to evaluate the related series ?

OpenStudy (18jonea):

no

jhonyy9 (jhonyy9):

why no - you dont learned it again ?

OpenStudy (18jonea):

I dont know what you mean by do you know what mean to evaluate the related series ?\\

jhonyy9 (jhonyy9):

do you understand what you need to do for eavaluate one related series ?

OpenStudy (18jonea):

no I do not

OpenStudy (18jonea):

@jhonyy9

jhonyy9 (jhonyy9):

ok so than you got that the difference between -14 and -9 is 5 how you think that will be the next number after 1 ?

OpenStudy (18jonea):

6

jhonyy9 (jhonyy9):

exactly next 6 ?

OpenStudy (18jonea):

11 16 21 26 31 36 41

OpenStudy (18jonea):

@jhonyy9

jhonyy9 (jhonyy9):

right so than you see these choices how you think that will be necessary to do for get one from these choices ?

OpenStudy (18jonea):

im not quite sure

jhonyy9 (jhonyy9):

not it s problem just write me what you think about

OpenStudy (18jonea):

n/2 (a1+an)

OpenStudy (18jonea):

12/2 =6

OpenStudy (18jonea):

-14+41=27

OpenStudy (18jonea):

6x 27=162

OpenStudy (18jonea):

that would be my guess

OpenStudy (18jonea):

@jhonyy9

jhonyy9 (jhonyy9):

nice work you are right - and than you see there exist the choice of 162 you dont need help from nobody - than i see it right - yes ?

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