Question 11 Find the length of the curve with parametric equations x = 2t, y = 3t, where 0 <t < 1. 10 42-2 O 4V2 - 1 22-1 4/ Question 12 True or false: y=x cos x is a solution of the differential equation y + y = -2 sin x True False
12. For this question consider the parametric equation x = 2t +1, y = - 4 a. Graph fort in (-3,2] 6 1 G-21 . 3 0 2 b. Write an equivalent rectangular equation for the curve. Proctorio is sharing your screen Stop sharing o i
Differential Geometry (4) Show that the helix α(t) = (2 cos(3t), 2sin(3t), 3t) lies on a circular cylinder, and find the arc-length of the helix. Determine β(s), the Reparametrized the helix by using the arc-length as the parameter.
Consider the following parametric equations. x=2t-3, y = 8t3 ;- 2 ≤ t ≤ 2
- Find the area of the surface with parametric equation X=2², yuv, 2 = va and olusa, osusle
Find the solution of the ordinary differential equation + ky = -2t cos 2t, d+2 dt subject to the initial conditions y(0) = y'(0) = 0, where k is a constant, with k > 4, k + 8.
2t from Find the length of the parametric curve given by r(t) = 2 – logt and y(t) t=l to t= e.
Consider the parametric equations below. x = 2 + 4t y = 1-t2 (a) Sketch the curve by using the parametric equations to plot points. Indicate with an arrow the direction in which the curve is traced as t increases.(b) Eliminate the parameter to find a Cartesian equation of the curve. y = _______ Consider the parametric equations below. x = 3t - 5 y = 2t + 4 (a) Sketch the curve by using the parametric equations to plot points. Indicate with an arrow the...
2) Find a rectangular equation for the curve with the given parametric equations. x = 2 sin(t).y = 2 cos(t);0 st <270 (b) x2 + y2 = 2 c) x2 + y2 = 4 (d) y = x2 - 4 (a) y2 - x2 = 2 (e) y = x2 - 2