Question

Select the polynomial that is a perfect square trinomial.

Group of answer choices

x2 + 20x + 100

x2 + 8x + 64

x2 + 10x + 50

x2 + 21x + 49

Answer 1

first option

Explanation:

A perfect square trinomial in the list is

x² + 20x + 100

= (x + 10)(x + 10)

= (x + 10)² ← a perfect square