If the biquadratic x4 - ax3 - bx2 - cx - d - 0 a-b-c-d - R has 4 non real roots- two with sum 3-4i and the other two with product 13-i-

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Binary Operation

If the biquad...

Question

If the biquadratic $x^{4} + a x^{3} + b x^{2} + c x + d = 0 (a, b, c, d \in R)$ has 4 non real roots, two with sum 3+4i and the other two with product 13+i.

b=51

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a = -60

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c=-170

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d = 210

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x^{4} + a x^{3} + b x^{2} + cx + d = 0 (a,b,c,d \in R)

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x^{4} + a x^{3} + b x^{2} + c x + d = 0

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(2 i) = f (2 + i) = 0

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