Find the unit tangent vector to the curve at the specified value of the parameter. r(t) = t^3 i + 2 t^2 j, t = 3 Find the unit tangent vector to the curve at the specified value of the parameter r(t) = 4t \vec i +3t^2 ...
Thus, the tangent line is parallel to the vector (-1,1,-1) and parametric equations are x=1+(-1)t=1-t, y=0+1⋅ t=t, z=1+(-1)t=1-t.反馈 收藏
Find an equation of the tangent line to the curve with parametric equationsx = t sin t,y = t cos t at the point (0,−π). 相关知识点: 试题来源: 解析 于提用了专谷歌但还难隆适找5参数方提-|||-X=t sint-|||-xt'sintt+tlos't=t(sinttlas't)-|||-fsi-|||-X何=1充(0-)...
Find the principal unit normal vector to the curve at the specified value of the parameter: r(t)=ti+6/tj, t=2. What does n(2) = ?Find the principal unit normal vector to the curve at the specified value of the parameter.r(t)=\sqrt{2}ti+e^{t}j...
Find the unit tangent vector and unit normal vector to the curve r(t) = e^{4t}\cos t i + e^{4t} \sin t j + e^{4t} k Find the unit tangent vector and unit normal vector to the curve r(t) = (\cos t + t\sin t) i + t^2 j + (\sin ...
Find an equation for the tangent line to the parametric curve at the point {eq}\displaystyle t = 1. {/eq} {eq}\displaystyle x = e^{\sqrt{t}}, y = t - \ln t^2 {/eq} Equation of Tangent using Implicit Differentiation:
题目【题目】Find an equation of the tangent plane to thegiven parametric surface at the specified point. Graph the surface and the tangent plane.r(u,v)=u^2i+2usinvj+ucoswk u=1,v=0 相关知识点: 试题来源: 解析 【解析】-2(x-1)+0(y-0)+4(z-1)=0Or_(-x+2z=1.27) ...
Find parametric equations for the tangent line to the curve with the given parametric equations at the specified point. Illustrate by graphing both the curve and the tangent line on a common screen.x=2cos t, y=2sin t, z=4cos 2t; (√ 3,1,2) 相关知识点: ...
Find an equation of the tangent plane to the given parametric surface at the specified point. Graph the surface and the tangent plane.( r)(u,v)=u^2( i)+2usin v( j)+ucos v( k); u=1, v=0 相关知识点: 试题来源: 解析 -2(x-1)+0(y-0)+4(z-1)=0 or -x+2z=1. 反馈...
Aleixos. New method to find corner and tangent vertices in sketches us- ing parametric cubic curves approximation. Pattern Recog- nition, 46(5):1433 - 1448, 2013.ALBERT F,PACHECO D G,ALEIXOS N. New methodto find corner and tangent vertices in sketches using para-metric cubic curves ...