Question

What are the roots of the polynomial ?

Answer 1

Answer:

B and E

Step-by-step explanation:

By looking at the discriminant, which is $b^2-4ac$, you get that $5^2-4*1*7=25-28=-3$. Therefore, the only two answers with a -3 inside the square root are B and E.

Answer 2

Answer:

B & E

Step-by-step explanation:

see attached