Difference between revisions of "Math 22 Differentials and Marginal Analysis"
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==Differentials== | ==Differentials== | ||
| − | Let <math>y=f(x)</math> represent a differentiable function. The differential of <math>x</math (denoted by <math>dx</math>) | + | Let <math>y=f(x)</math> represent a differentiable function. The differential of <math>x</math> (denoted by <math>dx</math>) |
is any nonzero real number. The differential of <math>y</math> (denoted by ) is <math>dy=f'(x) dx</math>. | is any nonzero real number. The differential of <math>y</math> (denoted by ) is <math>dy=f'(x) dx</math>. | ||
Revision as of 06:30, 10 August 2020
Differentials
Let represent a differentiable function. The differential of (denoted by ) is any nonzero real number. The differential of (denoted by ) is .
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