SOLUTION: X^4+4x^3+6x^2+4x+9 find the value of this question if x=√-2-1
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Question 984439: X^4+4x^3+6x^2+4x+9 find the value of this question if x=√-2-1
Answer by ikleyn(52832) (Show Source): You can put this solution on YOUR website!
Notice that
= + = + .
Now, at = you have
= and = = = .
As a last step,
= + = + = .
Answer. = at = .
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