" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
y₂ = x² -x + 1
y₁-y₂ = 0
x²+ 4 - (x²-x+1) = 0
x² + 4 - x² + x - 1= 0
x + 3 = 0
x = -3
y = x² + 4
x= - 3 --> y = (-3)² + 4 = 13
HP (-3, 13)