Задача Задача №129711
А
А
(3x)² = 9x²
(-2x-1)² = 4x² + 4x + 1
(-3+5x)² = 9 - 30x + 25x²
(x+1)²-1 = x² + 2x + 1 - 1 = x² + 2x
4x²-0,5 is not a perfect square trinomial
(x²-3x-1)² = x⁴ - 6x³ + 5x² + 6x + 1
-3(4x+5)² = -48x² - 120x - 75
(3x)² = 9x²
(-2x-1)² = 4x² + 4x + 1
(-3+5x)² = 9 - 30x + 25x²
(x+1)²-1 = x² + 2x + 1 - 1 = x² + 2x
4x²-0,5 is not a perfect square trinomial
(x²-3x-1)² = x⁴ - 6x³ + 5x² + 6x + 1
-3(4x+5)² = -48x² - 120x - 75
