In the standard (x, y) coordinate plane, the center of the circle shown below lies on the y-axis at y= 3. If the circle is also tangent to the x-axis, then what is the equation of the circle? ( ) A. x^2+(y-3)^2=6 B. x^2+(y-3)^2=9 C. x^2+(y+3)^2=9 D....
在测量学中使用的平面直角坐标系统（rectangular plane coordinate system）包括高斯平面直角坐标系和独立平面直角坐标系。通常选择：高斯投影平面(在高斯投影时)或测区内平均水准面的切平面(在独立地区测量时)作为坐标平面；纵坐标轴为x轴，向上(向北)为正；横坐标轴为y轴，向右(向东)为正；角度(方位角)从x轴正向...
In the (x, y) coordinate plane, what is the y- intercept of the line12x-9y=17?A)(17)/9 9/(17) 16/(17) D)-(17)/9 -6/(17) 相关知识点: 试题来源: 解析 The correct answer is (D)The y-intercept of12x-9y=17:x=0 , 1 2⋅0-9⋅y=17⇒-9y=17, 2⋅0-9⋅y=...
SAT数学题求解释 In the xy-coordinate plane, the graph of x = y*y -4 intersects line l at (0, p) and (5, t). What is the greatest possible value of the slope of l?(求大神救救我TAT,这题是肿么回事.) 答案 这是求斜率的最大值问题,可设此直线l的方程为y=kx+b,此直线又与曲线...
To solve this problem, recall that the midpoint formula for points (x_1, y_1) and (x_2, y_2) is (((x_1+x_2))2,((y_1+y_2))2 ). Therefore, for points (-1, 3) and (2, 5), the midpoint is (((-1+2))2,((3+5))2 )=(12,82 ), or (12,4 ).结果...
【题目】Figure ABCDEF, shown in the standard (z,y) coordinate plane below, has been reflected acrossa line to figure A'BC'D'E' F. Which of the following lines of reflection would best describe this transformation?( A.y=0 B. y=1/2 C.y=-xD.x=0 E.x=y 答案 【解析】E相关推荐 ...
1In the standard $(x, y)$ coordinate plane below, the coordinates of $D$ are $(d, k)$, and the coordinates of $E$ are $ (e, k)$. When $D$ is rotated $180^{\circ}$ about $E$, the result is $F$. In terms of $d$, $e$, and $k$, what are the coordinates of $...
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SAT数学题求解释In the xy-coordinate plane, the graph of x = y*y -4 intersects line l at (0, p) and (5, t). What is the greatest possible value of the slope of l?(求大神救救我TAT,这题是肿么回事.)
What is the y - coordinate of the point at which the graph of y = 2 sin x - cos 2 x intersects the y - axis ? A−2 B−1 C0 D1Submit g(x)=x4−kx3+13x2−12x+4 The function g is defined above, and k is a constant. In the xy- plane, the graph of g interse...