Exercise ID277

Algebra → Roots → Simplifying
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Solve the following equation.

a-b3+2a3+bbaa+bb+3ab-ba-ba>0 ; b>0 

a=x ; b=y x-y3+2x3+y3x3+y3+3xy-3y2x2-y2 =x3-3x2y+3xy2-y3+2x3+y3x+yx2-xy+y2+3xy-3y2x-yx+y =3xx2-xy+y2x+yx2-xy+y2+3yx-yx-yx+y =3x+3yx+y =3x+yx+y =3
a-b3+2a3+bbaa+bb+3ab-ba-b=3
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