Equivalent Expressions
PSAT Math · Flashcards · Application
PSAT MATH · FLASHCARDS
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QUESTION
What is the factored equivalent expression for
x
2
−
9
x^2-9
x
2
−
9
?
QUESTION
What is the equivalent expression for
6
x
2
y
3
x
y
2
\frac{6x^2y}{3xy^2}
3
x
y
2
6
x
2
y
after simplifying?
QUESTION
What is the equivalent expression for
(
x
−
3
)
2
(x-3)^2
(
x
−
3
)
2
expanded?
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ANSWER
x
2
−
6
x
+
9
x^2-6x+9
x
2
−
6
x
+
9
.
(
x
−
3
)
(
x
−
3
)
=
x
2
−
3
x
−
3
x
+
9
=
x
2
−
6
x
+
9
(x-3)(x-3) = x^2 - 3x - 3x + 9 = x^2 - 6x + 9
(
x
−
3
)
(
x
−
3
)
=
x
2
−
3
x
−
3
x
+
9
=
x
2
−
6
x
+
9
.
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