g(x^2 + 1) = 2(x^2 + 1)^2 - (x^2 + 1) - 2 = 2x^4 + 4x^2 + 2 - x^2 - 1 - 2 = 2x^4 + 3x^2 - 1.

Sun, 03 May 2026 22:43:20 +0000

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