" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
/*(x-1)
Δ = (-10)^2 - 4*4*4= 100-64 = 36
pierwiastek z Δ = 6
x należy do {1/2 ; 2}
Mam nadzieję, że pomogłam :)
x² + x = (5x - 4) (x - 1)
x² + x = 5x² - 5x - 4x + 4
4x² - 10x + 4 = 0
Δ = (-10)² - 4 * 4 * 4 = 100 - 64 = 36
√Δ = 6
x₁ = -(-10) - 6 / 2 * 4 = 4/8 = 1/2
x₂ = 10 + 6 / 2 * 4 = 16/8 = 2