If #(x-y)^3 = A(x + y)#, how do you prove that #(2x + y)dy/dx = x + 2y#?
1 Answer
May 5, 2015
If
Before differentiating, let's isolate the constant
Now, use the quotient rule to differentiate implicitly:
Clearly we do not need the denominator, and to minimize notation,
let us use
Now divide all by
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