Rheumba Rheumba

19-03-2020
Mathematics

contestada

y=3x-2
y=x-squared
What are the solutions to the equation?

Respuesta :

mozgfed85 mozgfed85

20-03-2020

Answer: x1=1, x2=2.

Step-by-step explanation:

The system

y=3x-2

y=x^2

x^2=3x-2

x^2-3x+2=0

D=(-3)^2-4*1*2=9-8=1

x1=(-(-3)-√1)/(2*1)=(3-1)/2=2/2=1

x2=(-(-3)+√1)/(2*1)=(3+1)/2=4/2=2

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