Calculus

An eagle is flying on a helical path so that at time t its position is given by x = sin t, y= cos t, ...

Started by geoffrey

Let h(t) = f(x, y), where f(x, y) = ex + e-y, x = t, y = t2. Find h'(2).

Started by saliriagwu

Find if z = sin(uv)cos(uv), where u = et and y = e2t.

Started by mikaylakyoung

Find if z = x sin y, where x = t2 + 2t + 1 and y = ln t.

Started by dalyningkenk

Evaluate fyz(3, 2, 1) if f(x, y, z) = x tan-1(yz).

Started by justinmsk

Compute fxx(x, y) and fyy(x, y) if f(x, y) = xy + sin xy + x2 + 5xln y.

Started by torybrooks

Find f12(x, y) and f21(x, y) if f(x, y) = ln .

Started by Jkov05

Find f11(x, y) and f22(x, y) if f(x, y) = e(cos x + sin y).

Started by Arii_bell

Find f11(x, y) and f22(x, y) if f(x, y) = ln.

Started by MGLQZ

Find f11(x, y) and f22(x, y) if f(x, y) = ex sin y + 2xy + y.

Started by BrownTown3

Find the equation of the normal line to the surface z = e(x2 + 2y2 - 12) at the point (2, -2, 1).

Started by yoroshambo

Find all horizontal planes that are tangent to the surface z = x3 - 3xy2 + 6y2 + 1.

Started by Themember4

Find an equation of the plane tangent to the surface z = x2 - y2 at the point (2, 1, 3).

Started by ENagel

Consider the volume of a sphere V = where r is the radius of the sphere. Find the rate of change of ...

Started by Bernana

Evaluate f1(, - ln 6) if f(x, y) = cos (x ey).

Started by sam.t96

Find and if z = f(x, y) = x2y3 sin(x - 2y).

Started by jasdeep_brar

Given z = f(x, y) = x3y - exy, find .

Started by RRMR

Let f(x,y) = where k is a constant real number. Find all values of k so that the function f is ...

Started by jace

Describe the level surfaces of f(x, y, z) = .

Started by maegan_martin

The graph below shows level curves f(x,y) = C for a function f and equally spaced values of C. Which ...

Started by OSWALD

The graph below shows level curves f(x,y) = C for a function f and equally spaced values of C. Which ...

Started by Engineer

Describe the level curves f(x, y) = .

Started by rlane42

Describe the level curves f(x, y) = y - x.

Started by james0929

Describe the level curves of the function f(x,y) = , where a > 0.

Started by wrbasek0

Describe the graph of the function f(x,y) = , where a > 0.

Started by asd123