给你两个一次函数，求它们的交点坐标，第二黄有两个浮点数，分别为**第二个**一次函数的斜率和截距，输出一行，两个数分别表示交点的$$x$$和$$y$$坐标，两个数用空格分开。
给你两个一次函数，求它们的交点坐标。 第一行有两个浮点数，分别为**第一个**一次函数的斜率和截距。 第二黄有两个浮点数，分别为**第二个**一次函数的斜率和截距。 输出一行，两个数分别表示交点的$$x$$和$$y$$坐标（输出小数点前两位），两个数用空格分开。 1.0 0.0 -1.0 2.0 1.00 1.00 ## 出题者
给你两个一次函数，求它们的交点坐标。 .katex { font-size: 1.4em!important; } @font-face { font-family: 'KaTeX_AMS'; src: url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_AMS-Regular.woff2) format('woff2'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_AMS-Regular.woff) format('woff'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_AMS-Regular.ttf) format('truetype'); font-weight: normal; font-style: normal; } @font-face { font-family: 'KaTeX_Caligraphic'; src: url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Caligraphic-Bold.woff2) format('woff2'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Caligraphic-Bold.woff) format('woff'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Caligraphic-Bold.ttf) format('truetype'); font-weight: bold; font-style: normal; } @font-face { font-family: 'KaTeX_Caligraphic'; src: url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Caligraphic-Regular.woff2) format('woff2'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Caligraphic-Regular.woff) format('woff'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Caligraphic-Regular.ttf) format('truetype'); font-weight: normal; font-style: normal; } @font-face { font-family: 'KaTeX_Fraktur'; src: url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Fraktur-Bold.woff2) format('woff2'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Fraktur-Bold.woff) format('woff'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Fraktur-Bold.ttf) format('truetype'); font-weight: bold; font-style: normal; } @font-face { font-family: 'KaTeX_Fraktur'; src: url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Fraktur-Regular.woff2) format('woff2'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Fraktur-Regular.woff) format('woff'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Fraktur-Regular.ttf) format('truetype'); font-weight: normal; font-style: normal; } @font-face { font-family: 'KaTeX_Main'; src: url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Main-Bold.woff2) format('woff2'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Main-Bold.woff) format('woff'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Main-Bold.ttf) format('truetype'); font-weight: bold; font-style: normal; } @font-face { font-family: 'KaTeX_Main'; src: url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Main-BoldItalic.woff2) format('woff2'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Main-BoldItalic.woff) format('woff'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Main-BoldItalic.ttf) format('truetype'); font-weight: bold; font-style: italic; } @font-face { font-family: 'KaTeX_Main'; src: url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Main-Italic.woff2) format('woff2'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Main-Italic.woff) format('woff'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Main-Italic.ttf) format('truetype'); font-weight: normal; font-style: italic; } @font-face { font-family: 'KaTeX_Main'; src: url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Main-Regular.woff2) format('woff2'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Main-Regular.woff) format('woff'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Main-Regular.ttf) format('truetype'); font-weight: normal; font-style: normal; } @font-face { font-family: 'KaTeX_Math'; src: url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Math-BoldItalic.woff2) format('woff2'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Math-BoldItalic.woff) format('woff'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Math-BoldItalic.ttf) format('truetype'); font-weight: bold; font-style: italic; } @font-face { font-family: 'KaTeX_Math'; src: url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Math-Italic.woff2) format('woff2'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Math-Italic.woff) format('woff'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Math-Italic.ttf) format('truetype'); font-weight: normal; font-style: italic; } @font-face { font-family: 'KaTeX_SansSerif'; src: url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_SansSerif-Bold.woff2) format('woff2'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_SansSerif-Bold.woff) format('woff'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_SansSerif-Bold.ttf) format('truetype'); font-weight: bold; font-style: normal; } @font-face { font-family: 'KaTeX_SansSerif'; src: url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_SansSerif-Italic.woff2) format('woff2'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_SansSerif-Italic.woff) format('woff'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_SansSerif-Italic.ttf) format('truetype'); font-weight: normal; font-style: italic; } @font-face { font-family: 'KaTeX_SansSerif'; src: url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_SansSerif-Regular.woff2) format('woff2'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_SansSerif-Regular.woff) format('woff'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_SansSerif-Regular.ttf) format('truetype'); font-weight: normal; font-style: normal; } @font-face { font-family: 'KaTeX_Script'; src: url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Script-Regular.woff2) format('woff2'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Script-Regular.woff) format('woff'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Script-Regular.ttf) format('truetype'); font-weight: normal; font-style: normal; } @font-face { font-family: 'KaTeX_Size1'; src: url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Size1-Regular.woff2) format('woff2'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Size1-Regular.woff) format('woff'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Size1-Regular.ttf) format('truetype'); font-weight: normal; font-style: normal; } @font-face { font-family: 'KaTeX_Size2'; src: url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Size2-Regular.woff2) format('woff2'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Size2-Regular.woff) format('woff'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Size2-Regular.ttf) format('truetype'); font-weight: normal; font-style: normal; } @font-face { font-family: 'KaTeX_Size3'; src: url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Size3-Regular.woff2) format('woff2'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Size3-Regular.woff) format('woff'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Size3-Regular.ttf) format('truetype'); font-weight: normal; font-style: normal; } @font-face { font-family: 'KaTeX_Size4'; src: url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Size4-Regular.woff2) format('woff2'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Size4-Regular.woff) format('woff'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Size4-Regular.ttf) format('truetype'); font-weight: normal; font-style: normal; } @font-face { font-family: 'KaTeX_Typewriter'; src: url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Typewriter-Regular.woff2) format('woff2'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Typewriter-Regular.woff) format('woff'), url(https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/fonts/KaTeX_Typewriter-Regular.ttf) format('truetype'); font-weight: normal; font-style: normal; } var box = new Array(); $(function() { var _list = document.getElementsByClassName("panel_prob_body") for (i = 1; i <= 5; ++i) { _list[i].id = "box" + i; if (i == 3 || i == 4) { _list[i].innerHTML = "
" + $("#text" + i).text() + ""
} else {
_list[i].innerHTML = ""
}
}
for (i = 0; i <= 5; ++i) {
// alert(i);
if (i == 3 || i == 4) {
continue;
} else {
box[i] = editormd.markdownToHTML("box" + i, {
markdown : $("#text" + i).text(),
htmlDecode : "style,script,iframe", // you can filter tags decode
tocm : true,
emoji : true,
taskList : true,
tex : true, // 默认不解析
flowChart : true, // 默认不解析
sequenceDiagram : true, // 默认不解析
});
}
}
// document.body.scrollTop = 0;
// document.documentElement.scrollTop = 0;
});
不断学习，不断挑战，才能在编程领域中脱颖而出！全网最全C++题库，助您成为编程高手！ 标签： 编程练习 基础2554: 交点题解
