zapisz w jak najprostrzej postaci wyrażenie 3x(2x-2) - 5x do potęgi 2
i oblicz jego wartość dla x = - 3
3x(2x-2)-5x²=6x²-6x-5x²=x²-6x
(-3)²-6*(-3)=9+18=27
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
3x(2x-2)-5x²=6x²-6x-5x²=x²-6x
(-3)²-6*(-3)=9+18=27