lalini626 lalini626

12-02-2020
Mathematics

contestada

How are -1+2i and -1-2i solutions to x^2+2x+5=0

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melkemk503 melkemk503

13-02-2020

Step-by-step explanation:

just applieng quadratic form

[tex] - b ±\frac{ \sqrt[2]{ {b}^{2} - 4ac} }{2a} [/tex]

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