Which equation represents a circle whose center is the origin and that passes through the point (-4, 0)? 相关知识点: 试题来源: 解析 r=√((0+4)^2+(0-0)^2) =√(16) =4 (x-0)^2+(y-0)^2=4^2 x^2+y^2=16 反馈 收藏 ...
Which of the following is an equation for the circle in the standard (x,y) coordinate plane that has its center at (-1,1) and passes through the point (7,5)? () A. (x-1)^2+(y-1)^2=10 B. (x+1)^2+(y+1)^2=10 C. (x-1)^2+(y-1)^2=12 D. (x-1)^2+(y-1)...
Step by step video & image solution for The equation of the circle which touches the axes of coordinates and the line x/3+y/4+=1 and whose centres lie in the first quadrant is x^2+y^2-2c x-2c y+c^2=0, where c is equal to 4 (b) 2 (c) 3 (d) 6 by Maths experts to...
Which of the following describes the graph of the equation (x+y)2=x2+y2?A.the empty setB.one pointC.two linesD.a circleE.the entire plane 答案 CExpanding the left side, we have x2+2xy+y2=x2+y2⇒2xy=0⇒xy=0⇒x=0 or y=0.Thus there are two lines described in this gr...
Find thhe equation of the circle which touches x^(2) + y^(2) - 4x +6y -12 = 0 at (-1,1) internally with a radius of 2.
A circle in the xy-plane has the equation (x+17( )5)^2+(y−15( )3)^2=18( )1Which of the following best describes the location of the center of the circle and the length of its radius? () A. Center: (−17( )5,15( )3)Radius: √(18( )1) B. Center: (−17...
but it can depend on the sentence and the person.To sum up:Draw a circle WHOSE radius is 2 ...
如图为某滑雪场跳台滑雪的部分示意图,一滑雪者从倾角为的斜坡上的顶点先后以不同初速度水平滑出,并落到斜面上,当滑出的速度为时,滑雪者到达斜面的速度方向与斜面的夹角为,当滑出的速度增大为时,滑雪者到达斜面的速度方向与斜面的夹角为,则
Monarch Mind Control is a form of mind control which creates a mind control slave by utilizing the human brain’s trauma response of dissociation to create a form of Multiple Personality Disorder (MPD) wherein various triggers can cause the slave personality to surface and respond to commands ...
Step 1: Rewrite the Circle EquationThe given equation of the circle is:x2+y2−2x+4y=0We can rearrange this equation to identify the center and radius of the circle. Step 2: Complete the SquareTo find the center, we complete the square for the x and y terms. For x:x2−2xcan ...