Algebra 1 Quiz
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EXPRESSION STRUCTURE
Question 1
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The expression
x
2
+
6
x
+
9
−
y
2
x^2 + 6x + 9 - y^2
x
2
+
6
x
+
9
−
y
2
can be restructured to reveal which factoring pattern?
A
A quadratic trinomial that can be factored by grouping terms
B
A difference of squares after recognizing
(
x
+
3
)
2
−
y
2
(x + 3)^2 - y^2
(
x
+
3
)
2
−
y
2
C
A sum of squares that cannot be factored over the reals
D
A cubic expression when expanded and rearranged properly
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