Finding gradients and first partials for the following:
1.f(x,y,z) = xe^z + ycos(x)

2. f(x,y,z) = (x+y+z)^8

3. f(x,y) = (x^2+y^2)e^(-y^2)

Question

Finding gradients and first partials for the following:
1.f(x,y,z) = xe^z + ycos(x)

2. f(x,y,z) = (x+y+z)^8

3. f(x,y) = (x^2+y^2)e^(-y^2)

watchmath · Answer

$\nabla  f =(e^z,\cos x, ee^z)$

anonymous · Answer

I'm having trouble getting from DuF(x,y)=Fx(x,y)a + fy(x,y)b

watchmath · Answer

Sorry
$\nabla f =<e^z,\cos x, xe^z>$

mathteacher1729 · Answer

anonymous · Answer