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Math Drills
Factoring (high school)
Substitution & biquadratics
Practice 1
Factoring (high school)
Substitution & biquadratics
1 / 5
Standard
Factor.
x
4
−
10
x
2
+
9
x^{4} - 10x^{2} + 9
x
4
−
10
x
2
+
9
1
(
x
−
1
)
2
(
x
−
3
)
2
\left(x - 1\right)^{2}\left(x - 3\right)^{2}
(
x
−
1
)
2
(
x
−
3
)
2
2
(
x
−
1
)
(
x
+
1
)
(
x
−
3
)
(
x
+
3
)
\left(x - 1\right)\left(x + 1\right)\left(x - 3\right)\left(x + 3\right)
(
x
−
1
)
(
x
+
1
)
(
x
−
3
)
(
x
+
3
)
3
(
x
−
1
)
(
x
+
1
)
(
x
−
9
)
(
x
+
9
)
\left(x - 1\right)\left(x + 1\right)\left(x - 9\right)\left(x + 9\right)
(
x
−
1
)
(
x
+
1
)
(
x
−
9
)
(
x
+
9
)
4
(
x
−
3
)
(
x
+
3
)
(
x
2
+
1
)
\left(x - 3\right)\left(x + 3\right)\left(x^{2} + 1\right)
(
x
−
3
)
(
x
+
3
)
(
x
2
+
1
)
Answer
