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1、初一数学公式大全:初一数学公式|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 1 页,共 3 页第 2 页初一数学公式大全:初一数学公式?乘法与因式分解a2-b2=(a+b)(a-b)a3+b3=(a+b)(a2-ab+b2)a3-b3=(a-b(a2+ab+b2)三角不等式|a+b|a|+|b|a-b|a|+|b|a|b-bab|a-b|a|-|b|-|a|a|a|一元二次方程的解根与系数的关系-b+(b2-4ac)/2a-b-(b2-4ac)/2a X1+X2=-b/aX1*X2=c/a注:韦达定理判别式b2-4ac=0 注:方程有两个相等的
2、实根b2-4ac0 注:方程有两个不等的实根b2-4ac0 抛物线标准方程y2=2pxy2=-2pxx2=2pyx2=-2py 直棱柱侧面积S=c*h 斜棱柱侧面积S=c*h 正棱锥侧面积S=1/2c*h正棱台侧面积S=1/2(c+c)h 圆台侧面积S=1/2(c+c)l=pi(R+r)l球的外表积S=4pi*r2 圆柱侧面积S=c*h=2pi*h圆锥侧面积S=1/2*c*l=pi*r*l 弧长公式 l=a*ra是圆心角的弧度数r0 扇形面积公式s=1/2*l*r|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 2 页,共 3 页文档编码:CR2O
3、3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N
4、5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7
5、Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR
6、2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ
7、6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4
8、N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:
9、CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7第 3 页锥体体积公式V=1/3*S*H 圆锥体体积公式V=1/3*pi*r2h 斜棱柱体积V=SL 注:其中,S 是直截面面积,L 是侧棱长柱体体积公式V=s*h 圆柱体 V=pi*r2h|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.
10、第 3 页,共 3 页文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档
11、编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q
12、10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I
13、5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7
14、文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A
15、1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7文档编码:CR2O3A9A1Q10 HQ6N5Y5E3I5 ZJ4N7Y3U4L7
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