(R-5)²+100²=R²解的:
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/20 18:25:53
![(R-5)²+100²=R²解的:](/uploads/image/z/8128578-66-8.jpg?t=%EF%BC%88R-5%EF%BC%89%26%23178%3B%2B100%26%23178%3B%3DR%26%23178%3B%E8%A7%A3%E7%9A%84%EF%BC%9A)
(R-5)²+100²=R²解的:
(R-5)²+100²=R²解的:
(R-5)²+100²=R²解的:
r^2 -10r + 25 +100^2 = r^2
10r = 25+100^2
r = 2.5+1000
r = 1002.5
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来源:学生作业帮助网 编辑:作业帮 时间:2024/06/20 18:25:53
(R-5)²+100²=R²解的:
(R-5)²+100²=R²解的:
(R-5)²+100²=R²解的:
r^2 -10r + 25 +100^2 = r^2
10r = 25+100^2
r = 2.5+1000
r = 1002.5