Rozwiąż równanie i nierówność kwadratową :
a) 2x(x-1)-(x-1)( x+4) = 0
b) x² - 2x - 17 ≤ 0
2x(x-1)-(x-1)(x+4)=0
2x^{2} - 2x -( x^{2}+4x-x-4)=0
2x^{2} - 2x -x^{2} -4x+x+4=0
x^{2} - 5x +4=0
a) 2x(x-1)-(x-1)(x+4)=0
delta=25
b)
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2x(x-1)-(x-1)(x+4)=0
2x^{2} - 2x -( x^{2}+4x-x-4)=0
2x^{2} - 2x -x^{2} -4x+x+4=0
x^{2} - 5x +4=0
a) 2x(x-1)-(x-1)(x+4)=0
delta=25
b)