Question

what must be subtracted form (x^4+2x^3-2x^2+4x+6)so that the result is exactly divisible by (x^2+2x-3)?​

Answer 1

2x + 9. Thus, the expression x^4 + 2x^3 - 2x^2 + 4x + 6 is exactly divisible by x^2 + 2x - 3 when 2x + 9 is subtracted from it.

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