1) x² - 2x + 1 = (x - 1)²
2) a² + 6a + 9 = (a + 3)²
3) 4x² - 4x + 1 = (2x - 1)²
4) n² - 6an + 9a² = (n - 3a)²
5) 25 + 10b + b² = (5 + b)²
6) 25m² - 20mn + 4n² = (5m - 2n)²
7) 64 - 64t + 16t² = (8 - 4t)²
x² - 2x + 1 = (x - 1)²
a² + 6a + 9 = (a + 3)²
4x² - 4x + 1 = (2x - 1)²
n² - 6an + 9a² = (n - 3a)²
25 + 10b + b² = (5 + b)²
25m² - 20mn + 4n² = (5m - 2n)²
64 - 64t + 16t² = (8 - 4t)²
Объяснение:
1) x² - 2x + 1 = (x - 1)²
2) a² + 6a + 9 = (a + 3)²
3) 4x² - 4x + 1 = (2x - 1)²
4) n² - 6an + 9a² = (n - 3a)²
5) 25 + 10b + b² = (5 + b)²
6) 25m² - 20mn + 4n² = (5m - 2n)²
7) 64 - 64t + 16t² = (8 - 4t)²
x² - 2x + 1 = (x - 1)²
a² + 6a + 9 = (a + 3)²
4x² - 4x + 1 = (2x - 1)²
n² - 6an + 9a² = (n - 3a)²
25 + 10b + b² = (5 + b)²
25m² - 20mn + 4n² = (5m - 2n)²
64 - 64t + 16t² = (8 - 4t)²
Объяснение: