The equation of a tangent to the parabolay2=8xisy=x+2. The point on this line from which the other tangent to the parabola is perpendicular to the given tangent is (1)(−1,1)(2)(0,2)(3)(2,4)(4)(−2,0) View Solution ...
百度试题 结果1 题目92. The slope of the tangent to the parabola y2=4 ax point (at2, 2at) will be: (3)(1)-t(2)-1/t(3)1/t(4)t 相关知识点: 试题来源: 解析 (3) 反馈 收藏
If the normals from any point to the parabola y^2=4x cut the line x=2 ... 10:50 Consider a circle with its centre lying on the focus of the parabola, ... 05:34 The equation of the tangent to the parabola y^(2)=8x which is perpendi... 05:00 the tangent drawn at any poin...
TheTangentProblems Figure1(b)showstwolineslandtpassingthroughapointPonacurveC.ThelinelintersectsConlyonce,butitcertainlydoesnotlooklikewhatwethinkofasatangent.Figure1(b)Thelinet,ontheotherhand,lookslikeatangentbutitintersectsCtwice.6 Example1 Findanequationofthetangentlinetotheparabolay=x2atthepointP(1,...
Consider the parabola y=8x-x^2 .(a)Find the slope of the tangent line to the parabola at the point (1, 7).(b)Find an equation of the tangent line in part (a).y=(c)Graph the parabola and the tangent line.y2010X-20-101020一0 相关知识点: 试题来源: 解析 Giveny=8x-x^2 ...
), the derivative of f evaluated at x 0 . Let’s find the equation of the line tangent to the parabola at (2, 3). • Drag point P to (2, 3). • Now pick another point Q on the parabola and drag Q towards P to find the tangent to the curve at P. The slope of ...
If the tangent of the parabola y = x2 at point A ( m,m2 ) is also tangent to the circle x 2 + y 2 –2 x = 0 , then there must be( ) (英汉词典:tangent切线;parabola 抛物线) (A)–3 < m < –2 (B)–2 < m < –1 (C)–1 < m < 0 (D)–1 < m < 5 相关...
We have to find the equation of the line tangent to the given parametric curve. First we will find the slope of the tangent line at the given point with the help of the slope formula. Substitute the values into the equation of tangent to get the desi...
Find the equation of the tangent line to the ellipse at the given point: x2a2+y2b2=1 (m,n) Tangent Line: Tangent lines are vertical lines that only intersect with a function once. The tangent line depicts the function's current rate of change at tha...
78. A line through a point of a curve, which is perpendicularto the tangent at this point is called the normal to the curve.(1)Find the equation of the normal to the parabola y=x^2 ;(2)Find the minimum distance between the parabola y=x^2and the circlex^2+y^2-10x+2y+25=0.(...