ocran90 ocran90
  • 04-03-2022
  • Mathematics
contestada

Solve the simultaneous equation. y=x2−3x+4 y=1+x

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ganjilaya2019
ganjilaya2019 ganjilaya2019
  • 04-03-2022

Answer:

x = 3 , 1

y = 2 , 4

Step-by-step explanation:

y = x² - 3x + 4

→ 1 + x = x² - 3x + 4

y = 1 + x 0 = x² - 3x - x + 4 - 1

0 = x² - 4x + 3

0 = ( x - 3)( x - 1)

x = 3 , x = 1

y = 1 + 1 = 2

y = 1 + 3 = 4

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