Algebra Examples

Expand Using the Binomial Theorem (a-b)^4
Step 1
Use the binomial expansion theorem to find each term. The binomial theorem states .
Step 2
Expand the summation.
Step 3
Simplify the exponents for each term of the expansion.
Step 4
Simplify each term.
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Step 4.1
Multiply by .
Step 4.2
Apply the product rule to .
Step 4.3
Rewrite using the commutative property of multiplication.
Step 4.4
Anything raised to is .
Step 4.5
Multiply by .
Step 4.6
Anything raised to is .
Step 4.7
Multiply by .
Step 4.8
Simplify.
Step 4.9
Rewrite using the commutative property of multiplication.
Step 4.10
Multiply by .
Step 4.11
Apply the product rule to .
Step 4.12
Rewrite using the commutative property of multiplication.
Step 4.13
Raise to the power of .
Step 4.14
Multiply by .
Step 4.15
Simplify.
Step 4.16
Apply the product rule to .
Step 4.17
Rewrite using the commutative property of multiplication.
Step 4.18
Raise to the power of .
Step 4.19
Multiply by .
Step 4.20
Multiply by .
Step 4.21
Anything raised to is .
Step 4.22
Multiply by .
Step 4.23
Apply the product rule to .
Step 4.24
Raise to the power of .
Step 4.25
Multiply by .