SOLUTION: find an expression for d^2y/dx^2 if 2x^2 =3y^2=9. Write your answer in terms of y( no x's) the answer should be in simplest form.

Question 389723: find an expression for d^2y/dx^2 if 2x^2 =3y^2=9. Write your answer in terms of y( no x's) the answer should be in simplest form.
Answer by Edwin McCravy(20056) (Show Source): You can put this solution on YOUR website!
find an expression for if .
Write your answer in terms of y( no x's) the answer
should be in simplest form.

 







Simplify, substituting  for 





Solve the original equation for 





Substitute that in 



Cancel the 2 into the 4:





There are several different ways to rewrite that if you like:



or



or 


 
Edwin

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