Let C be the graph of y=1-x',-1sxsl. a) Write a vector-valued function r(t) that traces C....
3. Consider the vector-valued function: r(t) = Vt +1 i + pi a. State the domain of this function (using interval notation). b. Find the open intervals on which the curve traced out by this vector-valued function is smooth. Show all work, including r 't), the domain of r', and the other required steps. c. Provide a careful sketch of the path traced out by this function below. Include at least 3 points on the graph of this function. Assume...
Evaluate the integral Ms (x, y, z) ds over the surface o represented by the vector-valued function r (u, v). -; r(u, v) = 7 u cos vi+7 u sin vj + 7 u’ k (0 sus sin v, 0 SV ST) 9 f (x, y, z) = 49 + 4x2 + 4y2 Enter the exact answer. 144 f (x, y, z) dS = ? Edit 0 action Attornten of 1
9. Evaluate the “vector valued” line integral 1.Podr Fodr where F(x, y, z) = (x, y, zy) TT and C is given by r(t) = (sint, cost, t), with N » 4. u sta
PROBLEM # 5 Let S CRd. A function f S is sometimes called a vector-valued function of k. In this case a) Show that a vector-valued function is f = (fi, ,:W : S → Rk continuous iff each component function note that one can write f(x) (fi()..,fk(z)) where each fi S Ris a real valued function. fi: S-R is continuous. b) P Sd C Rd+1-{x e Rd+1 rove that the uit sphere 1 111-1) is always a compact and...
Let f be a function of two variables x,y. Define r(t) Yobt y(t) Хо + at, Let g(t) f(x(t), y(t)) (a) Explain what does (x(t), y(t)) represent in the plane (b) Explain how the graph of g can be viewed as a part of the graph of f. dg (c) Find dt \t=0 in terms of partial derivatives of f. What does this repre- sent? (d) What does your answer in part c become if a 0 or b=0? (e)...
4. Let f: X Y +R be any real valued function. Show that max min f(x,y) < min max f(x,y) REX YEY yey reX
Using Mathematica Consider the vector-valued function r(t)=et cos t i+(sin t)/(t+4) j +t k. a) Plot the curve with t going over the interval [-2, 2]. b) Plot the curve again over the same interval, but this time add the velocity vector in blue at (1, 0, 0) to the graph. c) Plot the curve again over the same interval, along with the blue velocity vector at (1, 0, 0), but this time add the acceleration vector in red at...
A particle moves in the plane with position given by the vector valued function r(t)=cos^3(t)i+sin^3(t)j MA330 Homework #2 particle moves in the plane with position given by the vector-valued function The curve it generates is called an astrid and is plotted for you below. (a) Find the position att x/4 by evaluating r(x/4). Then draw this vector on the graph (b) Find the velocity vector vt)-r)-.Be sure to apply the power and (e) Find the velocity at t /4 by...
Please solve this problem completely. (1) Length of graphs a) Let a path C be given by the graph of y - g(x), a b, with a piecewise C function g : [a,b] → R. Show that the path integral of a continuous function f : R2 → R over the path C is b) Let g: a bR be a piecewise Cl function. The length of the graph of g on (t, g(t)). Show that [a,b] is defined as...