If one root of the equation ix2-21-ix-2-i-0 is 3-i- where i- -1 -then the other root is

The correct option is A 3+i ix^2 2(i+i)x+(2 i)=0 Sum of mol = 2(1+i) / i = 2i(1+i) nbsp; nbsp; nbsp; nbsp; nbsp; nbsp; nbsp; ...

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Roots of a Quadratic Equation

If one root o...

Question

If one root of the equation $i x^{2} - 2 (1 + i) x + (2 - i) = 0$ is $(3 - i)$ ; where $i = \sqrt{- 1}$ ,then the other root is

3 + i

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3 + 2 i

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- 1 + i

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- 1 - i

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Solution

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Similar questions

i x^{2} - 2 (i + 1) x + (2 - i) = 0

2 - i

x^{2} - (3 + 2 i) x + (1 + 3 i) = 0

1 + i

i = \sqrt{- 1}

x = 1 + i

x^{3} - i x + 1 - i = 0

x^{2} + (1 - 3 i) x - 2 (1 + i) = 0

- 1 + i,

Solve the following quadratic equations :

(i) $x^{2} - (3 \sqrt{2} + 2 i) x + 6 \sqrt{2} i = 0$

(ii) $x^{2} - (5 - i) x + (18 + i) = 0$

(iii) $(2 + i) x^{2} - (5 - i) x + 2 (1 - i) = 0$

(iv) $x^{2} - (2 + i) x - (1 - 7 i) = 0$

(v) $i x^{2} - 4 x - 4 i = 0$

(vi) $x^{2} + 4 i x - 4 = 0$

(vii) $2 x^{2} + \sqrt{15} i x - i = 0$

(viii) $x^{2} - x + (1 + i) = 0$

(ix) $i x^{2} - x + 12 i = 0$

(x) $x^{2} - (3 \sqrt{2} - 2 i) x - \sqrt{2} i = 0$

(xi) $x^{2} - (\sqrt{2} + i) x + \sqrt{2} i = 0$

(xii) $2 x^{2} - (3 + 7 i) x + (9 i - 3) = 0$

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