Question

let f(E) be the Fermi-dirac distribution function and myu be the chemiical potential. obtain the expression for derivative of f(E) with respect to E at E=myu.
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Answer 1

Answer:

Subtraction is not commutative because switching around the numbers in the operation yields a different solution. For example, because . The operations addition and multiplication are commutative, because no matter what order you place the numbers in, you will always get the same sum/product.

Explanation:

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