找规律填空:6.25 2.5 1( )( )

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找规律填空:6.252.51()()找规律填空:6.252.51()()找规律填空:6.252.51()()是等比数列6.252.5=6.25/2.51=2.5/2.5(0.4)=1/2.5(0.16

找规律填空:6.25 2.5 1( )( )
找规律填空:6.25 2.5 1( )( )

找规律填空:6.25 2.5 1( )( )
是等比数列
6.25
2.5 = 6.25 / 2.5
1 = 2.5 / 2.5
(0.4) = 1 / 2.5
(0.16) = 0.4 / 2.5

6.25 2.5 1(0.4 )(0.16 )