What is an equation of the line tangent to the circle x⏫ + y⏫ = 32 at (4, 4)?A) y = x –8B) y = x + 8C) y = –x + 8D) y = xE) y = –x + 4 相关知识点: 试题来源: 解析 C 圆的方程为x² + y² = 32,圆心在原点(0,0)。切点坐标为(4
Method 1 : Since the circle is tangent to both axes, the center of the circle is on the line. shing \(5_1-3_1=8x±y=0. b \(x=4y=4. \(x=1y=-1. Therefore the equation of the cirele is (x -4)+ (y-4)2=16 or(x-1)2+(y+1)2=1. Method 2: Let the equation of ...
Learn the equation of a unit circle, and know how to use the unit circle to find the values of various trigonometric ratios such as sine, cosine, tangent. Also check out the examples, FAQs.
Equation of the tangent to the circle x^2+y^2 -2x +4y-4= 0 which is parallel to the line 3x +4y-1=0 is
What is the equation of the line that is tangent to the circle x2+y2−4x+6y−12=0 at point (5,1)? The Equation of a Tangent Line: The equation of a tangent line to a circle at a given point on it is a straight line that touches the...
百度试题 结果1 题目Write an equation of a circle with center at (-5,3) and tangent to the x-axis. 相关知识点: 试题来源: 解析 (x+5)^2+(y − 3)^2=9(x+5)^2+(y − 3)^2=9 反馈 收藏
Ellipse is an integral part of the conic section and is similar in properties to a circle. Unlike the circle, an ellipse is oval in shape. An ellipse has an eccentricity less than one, and it represents the locus of points, the sum of whose distances from the two foci is a constant ...
百度试题 结果1 题目What is an equation of a circle with center at (−5,3) and tangent to the x‑axis?相关知识点: 试题来源: 解析 (x + 5) + (y − 3) = 9 (x + 5) + (y − 3) = 9 反馈 收藏
Auxilary Circle: A circle drawn with the endpoints of the transverse axis of the hyperbola as its diameter is called the auxiliary circle. The equation of the auxiliary circle of the hyperbola is x2 + y2 = a2. Direction Circle: The locus of the point of intersection of perpendicular tangen...
A circle is tangent to the x‑axis, y‑axis, and line 3x+4y=24. Find an equation of thi