免费在线小数转百分比转换器，支持小数与百分数双向转换。提供数学公式手动换算和计算器快速转换两种方式，适用于数学学习、财务计算、统计分析等场景。
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免费在线终点计算器，已知线段一个端点和中点，快速计算另一个终点坐标。提供精确的几何计算API服务，适用于数学教学、工程设计、图形绘制等场景。
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免费在线列空间计算器，采用高斯-约旦消元法计算矩阵列空间基和矩阵秩。支持线性变换计算，适用于线性代数学习、数学建模和工程计算等场景，提供精确便捷的矩阵分析服务。
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免费在线二项式乘法计算器，专业计算线性二项式乘积，提供详细公式和逐步解决方案。适用于数学课程学习、代数运算、多项式展开等场景，轻松掌握二项式乘法技巧。
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"chinaHotValueDouble": 0,
"selectedValue": 691,
"hotValueDouble": 0,
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免费在线单位率计算器，支持速度、密度、比率等单位速率计算。采用专业数学公式，快速获取关键速率信息，适用于物理计算、工程评估等场景。
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免费在线三维距离计算器，使用公式D=√[(x2-x1)²+(y2-y1)²+(z2-z1)²]精确计算3D空间两点间距离。支持三维坐标系、二维平面距离计算，适用于工程测量、游戏开发、数学建模等场景。
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"hotValueDouble": 0,
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免费在线兼容数计算器，通过四舍五入至最近的十或五简化加减乘除运算，提高心算速度。适用于预算估算、快速计算等场景，让复杂数字计算变得简单高效。
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"selectedValue": 691,
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免费在线反余弦计算器，快速计算反三角函数余弦值，提供arccos函数图表和应用示例。适用于物理角度计算、建筑斜坡设计、化学分析等专业领域，支持API调用。
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免费在线线性数列求和计算器，使用公式sum = n/2×(2×a+diff×(n-1))快速计算等差数列和。支持自然数求和、等差数列分析等场景，提供精确便捷的数列计算服务。
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"selectedValue": 691,
"hotValueDouble": 0,
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免费在线QR分解计算器，支持方阵和矩形矩阵QR分解。采用Gram-Schmidt方法，助力线性方程组求解和矩阵特征值计算，提供精确便捷的矩阵分解服务。
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免费在线奇异值分解计算器，快速进行矩阵SVD分解计算，支持手动计算步骤展示和理论学习。提供U、V正交矩阵和奇异值Σ的完整分解结果，适用于数学学习和工程应用。
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"selectedValueDouble": 691,
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"chinaHotValueDouble": 0,
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专业的二次公式计算器，在线求解Ax²+Bx+C=0形式的一元二次方程，支持实数解和复数解计算。适用于数学教学、工程计算等场景，提供精确快速的二次方程解答。
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免费在线乘法逆元模运算计算器，支持Bézout恒等式和蛮力法计算模m的乘法逆元。适用于数学作业、编程项目、密码学应用等场景，自动检查逆元存在性，提供精确快速的模逆元计算。
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"todayChainPv": 0,
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"selectedValueDouble": 691,
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免费在线多项式除法计算器，支持长除法算法逐步计算。从单项式到复杂多项式，帮助学习理解多项式除法过程，适用于数学教学、预测分析等场景。
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"chinaHotValueDouble": 0,
"selectedValue": 691,
"hotValueDouble": 0,
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免费在线余切计算器，支持任意角度的余切函数计算。提供专业的余切值计算和函数性质分析，适用于数学学习、工程计算和科学研究。Explinks余切计算器API，精确便捷。
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免费在线三项式分解计算器，支持二次三项式因式分解，提供ac方法等多种分解方式，逐步展示分解过程。适用于数学学习、作业辅导等场景，轻松掌握因式分解技巧。
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