If x^2 + y^2 = 1 then how do you find 2(x^4)+3(x^2*y^2)+(y^4)+(y*2)

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- Feb 14th 2013, 06:20 AMRuyHayabusaSolving the value
If x^2 + y^2 = 1 then how do you find 2(x^4)+3(x^2*y^2)+(y^4)+(y*2)

- Feb 14th 2013, 07:18 AMa tutorRe: Solving the value
Replace y^2 with 1-x^2 and simplify.

- Feb 14th 2013, 08:35 AMSorobanRe: Solving the value
Hello, RuyHayabusa!

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- Feb 15th 2013, 03:41 AMRuyHayabusaRe: Solving the value
Thanks for your help both.