Odpowiedź:
Szczegółowe wyjaśnienie:
4x²-(x²+3)-5x = 4x² - x² - 3 - 5x = 3x² -5x - 3
3(1/3)²-5(1/3) - 3 = -13/3
(a²-3ab) + 2ab - (2b²-b³) = a²-3ab+2ab - 2b² +b³ = a²-ab -2b²+b³
2² - 2*(-3) - 2(-3)² + (-3)³ = -35
2y-(6y-3x)+(6x-2y)-4x = 2y - 6y + 3x + 6x - 2y - 4x = -6y + 5x = 5x-6y
5*(-2) - 6*(-1/6) = -9
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Odpowiedź:
Szczegółowe wyjaśnienie:
4x²-(x²+3)-5x = 4x² - x² - 3 - 5x = 3x² -5x - 3
3(1/3)²-5(1/3) - 3 = -13/3
(a²-3ab) + 2ab - (2b²-b³) = a²-3ab+2ab - 2b² +b³ = a²-ab -2b²+b³
2² - 2*(-3) - 2(-3)² + (-3)³ = -35
2y-(6y-3x)+(6x-2y)-4x = 2y - 6y + 3x + 6x - 2y - 4x = -6y + 5x = 5x-6y
5*(-2) - 6*(-1/6) = -9