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初中数学竞赛题 已知p和5p²－2都是质数,求p的值 方法非常巧妙!
初中数学拓展题
世界各国经典奥数题赏析 掌握数学思想 提高解题能力 #学浪计划#119/139
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App03:21![初中数学拓展题 解方程:x³－[x]=3 [x]表示不超过x的最大整数](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/fcce70ea968247ec9e371763345a495f~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=202412020843171807A6D733C5655D09CE&requestFrom=704&version_code=80402&x-expires=1764636197&x-signature=7Vya1v9S0bXOKH%2FcFfmKfds2Ua0%3D)
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