作者smallkay12 (littlekay)
看板tutor
标题[求助] 美国学校precal题目看不懂
时间Sun Aug 17 00:41:42 2014
precalculus 第一章 Graphs
这题我来回看了不下十次
看不懂题目要问甚麽
明天要上课了
求向版上高手们求解
A wooden access ramp is being built to reach a platform that sits 30 inches
above the floor. The ramp drops 2 inches for every 25 inch run.
(c )Design requirements stipulate that the maximum run be 30 feet and that
the maximum slope be a drop of 1 inch for each 12 inches of run. Will this
ramp meet the requirements? Explain.
(d)What slopes could be used to obtain the 30 inch rise and still meet design
requirements?
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1F：推 vvbird: 没有想法, 警告一次 08/17 07:48
2F：推 Ertkkpoo: 答案是啥 08/17 10:35
3F：→ lovebnn: 你可以先查单字 08/17 19:29