(x-1)2 এর উৎপাদক কত?
A
(x-4)(x+6)
B
(x-1)(x-1)
C
(x+24)(x-24)
D
(x-24)(x+26)
Correct Answer: (x-1)(x-1)
(x - y)^2 = x^2 - 2xy + y^2