Calculus Examples

$4 \cos (x) \sin (y) = 5 y$ , $(\sqrt{2}, - \frac{1}{2})$

Step 1

Substitute $\sqrt{2}$ for $x$ and $- \frac{1}{2}$ for $y$ in $4 \cos (x) \sin (y) = 5 y$ .

$4 \cos (\sqrt{2}) \sin (- \frac{1}{2}) = 5 (- \frac{1}{2})$

Step 2

The given point does not make the equation true.

Invalid Point