Symbolic Manipulation 246
Factoring and Expanding Polynomials
Use the
factor („ 2) and expand („ 3) functions.
Finding Prime Factors of a Number
The
factor („ 2) function lets you do more than simply factor an algebraic polynomial.
Factor
x
5
N 1. Then expand the result.
Notice that
factor and expand perform
opposite operations.
You can find prime factors of a rational
number (either an integer or a ratio of
integers).
factor(expression [,var])
for factoring with respect to a variable
expand(expression
[,var])
for partial expansion with respect to a
variable
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