rozwiaz .:
3x² - 4x - 4 + 2x² + 7x - 9 ; x=2 ;
Dajeee naaaaaaaaaaaaaj !!!! <<333333333
3x² - 4x - 4 + 2x² + 7x - 9 = 5x² + 3x - 13 = 5*(2)² +3*2 - 13 = 20+6-13=13
3x² - 4x - 4 + 2x² + 7x - 9 =
=5x²+3x -13=
=5*2²+3*2-13=
=5*4+6-13=
=20+6-13=
=13
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
3x² - 4x - 4 + 2x² + 7x - 9 = 5x² + 3x - 13 = 5*(2)² +3*2 - 13 = 20+6-13=13
3x² - 4x - 4 + 2x² + 7x - 9 =
=5x²+3x -13=
=5*2²+3*2-13=
=5*4+6-13=
=20+6-13=
=13