Question

Subtract: i) 1-x+x² from x²+x-1​

Answer 1

(1-x+x^2)-(x^2+x-1)
1-x+x^2-x^2-x+1
2-2x

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Answer 2

Answer:

• 1-x+x² from x²+x-1

= x² + x - 1 - (1 - x + x²)

= x² + x - 1 - 1 + x - x²

= 2x -2