The equation of a circle is (x - 4)² + (y - 3)² = 25. What's the center of the circle
The equation of a circle is given below.Identify the radius and center.Then graph the circle.(x+3)2+(y-1)2=9Radius:口后唱Center:CD×5? 相关知识点: 试题来源: 解析 (+3)2y-1)2=-|||-(x-h24(0H)2=2-|||-ChL)-|||-vodivs=Y-|||-center(-3,1)-|||-2=-|||-Y=3-|||...
138 -- 26:34 App 307 The Distant between a point and a line 【 点到直线距离】 183 -- 10:57 App 4【Vector】The meaning of the dot product 55 -- 14:31 App HW 2.1 Functions and Maps by DRS 57 -- 6:18 App 311-2 Equation of Ellipse 15 -- 14:17 App Home Loans 2 17...
in the plane rectangular coordinate system, we explore and master the standard equation of the circle; 2, the radius and the center of the circle are written by the equation of the circle, and the equation of the circle can be written according to the condition; 3, use the equation o.....
11 The equation of a circle with centre C is x2+ y2-8x+ 4y-5 = 0.(a) Find the radius of the circle and the coordinates of C.3]...…-nwng...--...-...-...-.--.--...-..---...-.-..-The point P (1, 2
Here, the centre of the given circle is at(4,-4). As the circle touches both the axes, its radius is 4 units. The equation of the circle is(x-h)²+(y-k)²=r²or,(x-4)²+{y-(-4)}²=4²or,(x-4)²+(y+4)²=16or,x²-8x+16+y²+8y+16=16or,x²...
结果1 题目 Write the equation of a circle with a center (2,-4) and a point on the circle, (6,-4).(x-[Blank\ 1])^2+(y-[Blank\ 2])^2=[Blank\ 3] 相关知识点: 试题来源: 解析 (x-2)^2+(y-(-4))^2=16 反馈 收藏 ...
13 The equation of a circle C, is giv enbyx^2+y^2-6x+4y+4=0 . a Find the coordinates of the centre and the radius. 3 units[2m]Find the coordinates of the point where the circle cuts the y-axis. (0.-2)b[2m] c Find the equation of another circle such that the new ...
题目Find the equation of a circle whose center lies on the linex+4=0, and is tangent to the y‑axis at (0,−2). 相关知识点: 试题来源: 解析 (x + 4)= + (y + 2)= = 16(x + 4)= + (y + 2)= = 16 反馈 收藏
圆的方程(第1课时)——圆的标准方程(Theequationofacircle(firsthours)--thestandardequationofacircle)1,intheplanerectangularcoordinatesystem,weexploreandmasterthestandardequationofthecircle;2,theradiusandthecenterofthecirclearewrittenbytheequationofthecircle,andtheequationofthecirclecanbewrittenaccordingtotheconditio...