Find all zeros of the polynomial 2x^4 + 7x^3 − 19x^2 − 14x + 30, if two of its zeros are √2 and −√2.

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asked Feb 1, 2018 in Mathematics by sforrest072 (157,439 points) 60 409 936

Find all zeros of the polynomial 2x4 + 7x3 − 19x2 − 14x + 30, if two of its zeros are √2 and −√2.

1 Answer

+1 vote
answered Feb 1, 2018 by mdsamim (213,225 points) 5 10 15
selected Feb 1, 2018 by sforrest072
 
Best answer

Other zeroes are:

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