Question

Which relation is the factored form of f(x)=x^2-4x+4

a) f(x)=(x-2)^2

b) f(x)=(x+4)(x-1)

c)f(x)=4(x-1)^2

d)f(x)=(x-2)(x+2)

Answer 1

answer is a) f(x)= (x-2)^2