Find dy/dx when x^2+2xy+y^2=3. Explain your answer by factorising the left hand side of the original equation.
I found dy/dx to be -1.
I can factorise the left handside of the equation (x+y)^2=3
But how does any of this relate?
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- Thread Starter
- 17-01-2017 18:33
- 17-01-2017 18:39