10/22/19

#### Given the curve of C defined by the equation x^2 - 2xy +y^4 =4.

1) Find the derivative dy/dx of the curve C by implicit differentiation at the point P= (1,-1).2) Find a line through the origin that meets the curve perpendicularly.

12/04/15

12/01/15

#### how long would it take to stock the shelf if the two clerks worked together?

One grocery clerk can stick a shelf in 25 min. A second clerk requires 40 min to stock the same shelf. How long would it take to stock the shelf if the two clerks work together?

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