- #1

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Δ = 162*(a-b)*(a^2-b^2)*(a^3-b^3) -108*(a^3-b^3)*(a-b)^3 + 81*(a-b)^2*(a^2-b^2)^2 - 108*(a^2-b^2)^3 - 27*(a^3-b^3)^2

thanks

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- Thread starter epsi00
- Start date

- #1

- 84

- 0

Δ = 162*(a-b)*(a^2-b^2)*(a^3-b^3) -108*(a^3-b^3)*(a-b)^3 + 81*(a-b)^2*(a^2-b^2)^2 - 108*(a^2-b^2)^3 - 27*(a^3-b^3)^2

thanks

- #2

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- #3

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- 288

I do not have access to the math calculators.

really?

http://www.wolframalpha.com/input/?i=162*%28a-b%29*%28a^2-b^2%29*%28a^3-b^3%29+-108*%28a^3-b^3%29*%28a-b%29^3+%2B+81*%28a-b%29^2*%28a^2-b^2%29^2+-+108*%28a^2-b^2%29^3+-+27*%28a^3-b^3%29^2

- #4

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- 0

Thank you very much. I really did not know that we could use the Wolfram site.

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