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If (1+x+2x2)20=a0+a1+a2x2+...+a40x40, then a1+a3+a5+...+a37 equals : |
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Answer» If (1+x+2x2)20=a0+a1+a2x2+...+a40x40, then a1+a3+a5+...+a37 equals : |
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