Ответ:
x(2 - x) + (x - 2)(x + 2) - 5x = 2x - [tex]x^{2}[/tex] + [tex]x^{2}[/tex] - 4 - 5x = 2x - 5x - 4 = -3x - 4
Якщо x = 6, то:
-3 * 6 -4 = -18-4 = -22
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Ответ:
x(2 - x) + (x - 2)(x + 2) - 5x = 2x - [tex]x^{2}[/tex] + [tex]x^{2}[/tex] - 4 - 5x = 2x - 5x - 4 = -3x - 4
Якщо x = 6, то:
-3 * 6 -4 = -18-4 = -22