Question

Enter the correct value so that each expression is a perfect-square trinomial.

Answer 1

Answer:

12

Step-by-step explanation:

Answer 2

If this is a perfect square trinomial, you want to look at your constant--36. the square root of 36 is 6, so your factors would be:

(x + 6)(x + 6) ... foil this, and see what your middle value is.
x² + 12x + 36 is your result. 12 is your middle term.