答案:f(x',y')<0 【小题1】回答此题,应该从文章中去摘录相关信息。抓住关键词“时间”、“人物”、“事件”。如:②时间是:两个月后。人物:我和妻子。事件:想起这家小饭馆,决定去喝土豆汤。服务员小姑娘记得我们喝的是鸡块炖土豆汤。③时间:几个月后的一个下午。人物:我、小姑娘和父亲。事件:我...
The equation of a straight line is y = mx + b. Here m represents the ___. A. slope B. y-intercept C. x-intercept D. constant term 相关知识点: 试题来源: 解析 A。在直线方程 y = mx + b 中,m 表示斜率 slope,b 表示 y 轴截距 y-intercept,x-intercept 是 x 轴截距,constant term...
The cartesian equation of a line is x−62=y+47=z−53 , find its vector equation . View Solution The equation of line is 2x−2=3y+1=6z−2 find its direction ratios and also find the vector equation of the line . View Solution The cartesian equations of line is : x...
《大学代数》:Finding the Equation of a Line 本课程主要研究基本代数运算、指数、自由基、方程组和高等数学等。 本课程主要研究基本代数运算、指数、自由基、方程组和高等数学等。
The cartesian equation of a line is (x-3)/(2)=(y+1)/(-2)=(z-3)/(5). Find the vector equation of the line.
24 The equation of a straight line is 3y + 2x + 6 =0.Find(a) the gradient of the line,Answer[1](b) the coordinates of the point where the line intersects the y-axis,(0,-2)Answer (...,...) [1](c) the coordinates of the point at which the line intersects the line y=...
4 (a) The equation of a straight line is 2y = 3.x+4.(i) Find the gradient of this line.1(ii) Find the co-ordinates of the point where the line crosses the y-axis.(...) [1](b) The diagram shows a straight line L.y642-20246X-2(i) Find the equation of line L....
Answer to: The equation of a line is y = -1/2x - 2. What is the equation of the line that is perpendicular to the first line and passes through the...
The Cartesian equation of a line is (x-3)/2=(y+1)/(-2)=(z-3)/5 . Find the vector equation of the line.
another line is perpendicular if it can be expressed in the form y=−1mx+c Answer and Explanation: Equation (d) is perpendicular to the line in the graph. The slope of the line in the graph is {eq}m=\dfrac{rise}{run} =\dfrac...