Answer:
dy/dx = -b/a cot α
Step-by-step explanation:
x² / a² + y² / b² = 1
Take derivative with respect to x.
2x / a² + 2y / b² dy/dx = 0
2y / b² dy/dx = -2x / a²
dy/dx = -b²x / (a²y)
Substitute:
dy/dx = -b²a cos α / (a²b sin α)
dy/dx = -b cos α / (a sin α)
dy/dx = -b/a cot α
Below is an equation that shows the equivalency between meters andGigameters:

The conversion factor should be used to convert from meters toGigameters should be:
Do you have any more information there really is no other way to solve it with out more information
Answer:
10-3x
Step-by-step explanation:
let the number=x
thrice the number becomes 3x