Which of the following sequeces in GP will have common ratio 3,where n

1.	Which of the following sequeces in GP will have common ratio 3,where n is an Integer?
A.	g<sub>n</sub> = 2n<sup>2</sup> + 3n
B.	g<sub>n</sub> = 2n<sup>2</sup> + 3
C.	g<sub>n</sub> = 3n<sup>2</sup> + 3n
D.	g<sub>n</sub> = 6(3<sup>n-1</sup>)
Answer» E.

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