已知代数式3y²-2y+6的值等于8,求代数式3²y²-y+1的值.
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![已知代数式3y²-2y+6的值等于8,求代数式3²y²-y+1的值.](/uploads/image/z/568881-9-1.jpg?t=%E5%B7%B2%E7%9F%A5%E4%BB%A3%E6%95%B0%E5%BC%8F3y%26%23178%3B%EF%BC%8D2y%EF%BC%8B6%E7%9A%84%E5%80%BC%E7%AD%89%E4%BA%8E8%2C%E6%B1%82%E4%BB%A3%E6%95%B0%E5%BC%8F3%26%23178%3By%26%23178%3B%EF%BC%8Dy%EF%BC%8B1%E7%9A%84%E5%80%BC.)
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