非常感谢分享！祝愉快！

谢谢......非常感谢分享！

感谢分享资源

感谢分享

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上述书籍只要不是用于商业目的，是可以自由下载的，不懂为啥本网站要删除不让我们下载？
Prealgebra 下载地址:
https://d3bxy9euw4e147.cloudfront.net/oscms-prodcms/media/documents/Prealgebra-OP_rTlMU6Y.pdf

Elementary Algebra 下载地址:
https://d3bxy9euw4e147.cloudfront.net/oscms-prodcms/media/documents/ElementaryAlgebra-OP_EXAzWku.pdf

Intermediate Algebra ：
https://d3bxy9euw4e147.cloudfront.net/oscms-prodcms/media/documents/IntermediateAlgebra-OP_8dbGMu6.pdf

College Algebra：
https://d3bxy9euw4e147.cloudfront.net/oscms-prodcms/media/documents/CollegeAlgebra-OP_K1pMHLb.pdf

Algebra and Trigonometry：
https://d3bxy9euw4e147.cloudfront.net/oscms-prodcms/media/documents/AlgebraAndTrigonometry-OP.pdf