Kaziyah9801 Kaziyah9801

22-10-2017
Mathematics

contestada

Write a quadratic equation in standard form with 2 + i and 2 - i as its roots

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chi3fcomm5nd chi3fcomm5nd

22-10-2017

it is a polynomial that factors
(x-(2+i)(x-(2-i))
(x-2-i)(x-2+i)
x^2-2x+ix-2x+4-2i-ix+2i+1
x^2-4x+5=f(x)

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