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Mathematics 9 Online
OpenStudy (anonymous):

The series 2 + 4 + 8 + 16 + 32 + . . . is: arithmetic geometric both neither

OpenStudy (vishweshshrimali5):

geometric with common ratio = 2

OpenStudy (anonymous):

how do u find that out?

OpenStudy (vishweshshrimali5):

See, A GP is like \[a, ra, r^2 a , r^3a,.....\] while an AP is like \[x, x+y, x+2y, x+3y,.......\]

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