Question

which of the following quadratic polynomial has one (1) real zero ________ *

1 point

A) x^2+4

x^2-3x+2

C) x^2-4

D) x^2 -2x+1
I will give u five star I need with proof plz​

Answer 1

Answer:

Option D has one real root which is 1

Step-by-step explanation:

Option A has two complex roots 2i and -2i

Option B has two real roots 1 and 2

Option C has two real roots 2 and -2

Option D has one real root which is 1