Answer:
(x -7)²
x = 7
Step-by-step explanation:
Given the quadratic function (polynomial):
x² - 14x + 49 = 0
The first term (x²) and the last term (49) are both perfect squares and the second term is the sum of the product of these two terms (-7 + -7 = -14):
(x - 7)(x - 7) = (x-7)²
