- #1
Runaway
- 48
- 0
1/z = 1/x + 1/y
If x is increasing at 4 units/s and y is increasing at 6 units/s, how fast is z increasing when x=20 and y=30?
My question is how do I find an equation for dz/dt? Does it equal dx/dt + dy/dt?
If x is increasing at 4 units/s and y is increasing at 6 units/s, how fast is z increasing when x=20 and y=30?
My question is how do I find an equation for dz/dt? Does it equal dx/dt + dy/dt?