Question

(x^2+1)^2 - (x^2 - 1 ) - 4x^2​

Answer 1

Solution:

(x²+1)²-(x²-1)-4x²

=>x⁴+1-x²-1-4x²

=>x⁴-x²-4x²+1-1

=>x⁴-5x²

Answer 2

Step-by-step explanation:

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