已知代数式ax^5+bx^3+3x+c,当x等于0是时,该代数式的值为-1①1.已知当X=3时,该代数式的值为-1,试求当x=-3时该代数式的值.(我没有打错题)【我是这么做的:ax^5+bx^3+3x+c=-1则 (a+b)x^4+3×3+c=-181×(a+b)+9+
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![已知代数式ax^5+bx^3+3x+c,当x等于0是时,该代数式的值为-1①1.已知当X=3时,该代数式的值为-1,试求当x=-3时该代数式的值.(我没有打错题)【我是这么做的:ax^5+bx^3+3x+c=-1则 (a+b)x^4+3×3+c=-181×(a+b)+9+](/uploads/image/z/3755641-49-1.jpg?t=%E5%B7%B2%E7%9F%A5%E4%BB%A3%E6%95%B0%E5%BC%8Fax%5E5%2Bbx%5E3%2B3x%2Bc%2C%E5%BD%93x%E7%AD%89%E4%BA%8E0%E6%98%AF%E6%97%B6%2C%E8%AF%A5%E4%BB%A3%E6%95%B0%E5%BC%8F%E7%9A%84%E5%80%BC%E4%B8%BA-1%E2%91%A01.%E5%B7%B2%E7%9F%A5%E5%BD%93X%3D3%E6%97%B6%2C%E8%AF%A5%E4%BB%A3%E6%95%B0%E5%BC%8F%E7%9A%84%E5%80%BC%E4%B8%BA-1%2C%E8%AF%95%E6%B1%82%E5%BD%93x%3D-3%E6%97%B6%E8%AF%A5%E4%BB%A3%E6%95%B0%E5%BC%8F%E7%9A%84%E5%80%BC.%EF%BC%88%E6%88%91%E6%B2%A1%E6%9C%89%E6%89%93%E9%94%99%E9%A2%98%EF%BC%89%E3%80%90%E6%88%91%E6%98%AF%E8%BF%99%E4%B9%88%E5%81%9A%E7%9A%84%EF%BC%9Aax%5E5%2Bbx%5E3%2B3x%2Bc%3D-1%E5%88%99+%28a%2Bb%29x%5E4%2B3%C3%973%2Bc%3D-181%C3%97%28a%2Bb%29%2B9%2B)
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