Question 14 df Let f(x,y) = ln(+ + y). Given that a(t) = y(t) = #find...
5. Let F-(2x3y4 + 22, 2r4y3 + y). Given that f(x,y) rV + 2 2 + уг is a potential function of F. Find scVf dF, where C is a curve defined by() ,y int/2),0 st2. 5. Let F-(2x3y4 + 22, 2r4y3 + y). Given that f(x,y) rV + 2 2 + уг is a potential function of F. Find scVf dF, where C is a curve defined by() ,y int/2),0 st2.
Question 8 (15 marks) Consider the function f: R2 R2 given by 1 (, y)(0,0) f(r,y) (a) Consider the surface z f(x, y). (i Determine the level curves for the surface when z on the same diagram in the r-y plane. 1 and 2, Sketch the level curves (i) Determine the cross-sectional curves of the surface in the r-z plane and in the y- plane. Sketch the two cross-sectional curves (iii) Sketch the surface. (b) For the point (r, y)...
6. Linear Approximation a. Suppose you have a function f(x), and suppose you know df|3 = −4 dx. What is the equation of the tangent line to y = f(x) at x = 3, if f(3) = 7? And give an estimate of f(2.8). b. The volume of a sphere of radius r is V = 1 3 πr3 . Find dV in terms of dr. Then find dV V in terms of dr r , and use it to...
Jo (2-x) dx 12. (3pts) Let f(t) be a continuous function. Find the derivative of y = f(x).Sh(t) dt. 12
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)...
Find the derivative of the function. f(x) = (ln(x + 5)) f'(c) = Preview Find the derivative of the function. f(t) = ť(In(t))? f'(t) = Preview If f(a) = 8 ln(4x), find a. f b. Rounded to the nearest whole number: f(e) c. Rounded to the nearest whole number: f'(e) = d. sing your results for f(e) and f'(e), find the equation fo the line tangent to the curve f(x) at the point (e, f(e)). Round decimals to the nearest...
Please explain b! 2. Let z = f(x, y) = ln(4x2 + y2) (a) Use a linear approximation of the function z = f(x,y) at (0,1) to estimate f(0.1, 1.2) (b) Find a point P(a,b,c) on the graph of z = f(x, y) such that the tangent plane to the graph of z = f(x,y) at the point P is parallel to the plane 2x + 2y – 2=3
Question 16) A constant force Fwith x, y and 2 components given by (1, -3,0) (in newtons) acts on a particle which moves from point A positioned at(0, 1, 3) to point B with coordinates (2, 4,6) (both in meters). Find the work W in joules performed by force Fon the path AB O 3 NE < Previous No new data to save. Last checked at 12:06pm Question 20 1 pts Question 16) A constant force F with x,y and...
Question 2, non-calculator Question 1, calculator The curve C in the x-y-plane is given parametrically by (x(t), y(t), where dr = t sine) and dv = cos| t The Maclaruin series for a function f is given by r" for 1 sts 6 a) Use the ratio test to find the interval of convergence of the Maclaurin series for f a) Find the slope of the line tangent to the curve C at the point where t 3. b) Let...
4) Suppose that Y~exp(8). Let X = ln(Y). Find the pdf of X. 5) Let Y and Y2 be iid U(0,1). Let S YY2. Find the pdf of S.