Aplicamos a regra: $z=x$$\to x$, onde $x=0$ e $z=\sin\left(x\right)\sin\left(y\right)\cdot dx+\cos\left(x\right)\cos\left(y\right)\cdot dy$
Try other ways to solve this exercise
Get a preview of step-by-step solutions.
Earn solution credits, which you can redeem for complete step-by-step solutions.
Save your favorite problems.
Become premium to access unlimited solutions, download solutions, discounts and more!