Pre-calculus help.. symetry with respect to x axis, y axis and origin

[Maria]

Pre-calculus help.. symetry with respect to x axis, y axis and origin

y=-3x

-8-x^4=2y^2+9y

3x^2-9=x^3

 

[lookagain]

y=-3x


-8-x^4=2y^2+9y


3x^2-9=x^3

Maria, state the instructions in the body of your post, post one problem per thread, and *show your work*
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