设(2-x)100=a0+a1x+a2x2+-+a100x100,则(a0+a2+a4+-+a100)2-(a1+a3+a5+-+a99)2的值是. 查看更多

 

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)设(2-x)100=a0+a1x+a2x2+…+a100x100,求下列各式的值:

(1)a0;

(2)a1+a2+…+a100;

(3)a1+a3+a5+…+a99;

(4)(a0+a2+…+a100)2-(a1+a3+…+a99)2.

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(2x+
3
)
100
=a0+a1x+a2x2+…+a100x100,则(a0+a2+a4+…+a1002-(a1+a3+…+a992的值为(  )

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已知(1+2x)100=a0+a1x+a2x2+…+a100x100 ,则

a0+a1+a2+…+a100 =___________;a1+a3+a5+…+a99=__________.

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已知(2-x)100=a0+a1x+a2x2+…+a100x100

A=a0+a2+a4+…+a100,B=a1+a3+a5+…+a99,

求A2-B2的值.

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=a0+a1x+a2x2+…+a100x100则(a0+a2+…+a100)2-(a1+a3+…+a99)2的值是 _______

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