# data[].attributes.body
x^2 -18x +81
(x-9)(x-9)

# data[].attributes.body
(x-9)(x-9)

# data[].attributes.body
x^2 -18x + 81
81=9,9
x^2= x*x
(x-9)(x-9)

# data[].attributes.body
x^2-18x+

# data[].attributes.body
(x-9) (x-9)

# data[].attributes.body
x^2 -18x+81
x^2 =x*x
81=9*9
(x-9) (x-9)

# data[].attributes.body
x^2-18x+81
x^2: x*x
81: 9^2
(x-9) (x-9)

# data[].attributes.body
(x-9)(x-9)

# data[].attributes.body
(x-9)(x-9)

# data[].attributes.body
x^2-18x+81
x^2: (x)(x)
81: (9)(9)
(x-9)(x-9)

# data[].attributes.body
x² - 18x + 81
------------
x² = x * x
81 = 9 * 9
-----------
(x - 9)(x - 9)
check:
x² - 9x - 9x + 81
combine
x² - 18x + 81 correct

# data[].attributes.body
x^2 - 18x + 81
x^2 = x * x
81 = 9 * 9

(x - 9) (x - 9)

# data[].attributes.body
(X-9) (X-9)

# data[].attributes.headline
Factor the following PERFECT SQUARE TRINOMIAL 

# data[].attributes.subject
Factor the following PERFECT SQUARE TRINOMIAL 

# data[].attributes.body
X ² - 18X + 81