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AoPS
MATHEMATICS · Subjective · AoPS · Mathematics · Polynomials · Polynomials
Problem
Simplify
P
(
x
)
=
(
5
x
3
−
2
x
2
+
x
−
1
)
−
{
(
3
x
3
+
x
2
−
4
x
+
2
)
−
(
x
3
−
5
x
2
+
6
x
−
3
)
}
P(x) = (5x^3 - 2x^2 + x - 1) - \{(3x^3 + x^2 - 4x + 2) - (x^3 - 5x^2 + 6x - 3)\}
P
(
x
)
=
(
5
x
3
−
2
x
2
+
x
−
1
)
−
{(
3
x
3
+
x
2
−
4
x
+
2
)
−
(
x
3
−
5
x
2
+
6
x
−
3
)}
.
Related theory
Polynomials
Multiplying algebraic expressions
Algebra
Expanding products and combining like terms
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