What Is the Slope of the Contour Lines of the Function

question 69

Essay

What is the slope of the contour lines of the function f(x, y)= $- 3 + 9 x + 10 y ?$

---

Definitions:

Evaluate

To assess or determine the value, significance, or extent of something.

Six-figure Accuracy

Six-figure accuracy refers to a level of precision in which a number is accurate to six significant digits, indicating extremely precise measurement or calculation.

Evaluate

To evaluate or gauge the worth, importance, or magnitude of something.

Six-figure Accuracy

A measure of precision that implies numerical values are accurate to within plus or minus one out of a hundred thousand.