Find the common ratio of the G.P. 2, -6, 18, ..........

-2

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-3

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-4

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-5

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Solution

The correct option is C -3
Here first term $a = 2$
So, the common ratio, $r = \frac{- 6}{2} = - 3$

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Find the common ratio of the G.P. 2, -6, 18, ..........

The correct option is C -3Here first term a=2 So, the common ratio, r=−62=−3

The correct option is C -3
Here first term $a = 2$
So, the common ratio, $r = \frac{- 6}{2} = - 3$