Expand (3x-1)^3

Math
Use the Binomial Theorem.
Simplify each term.
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Apply the product rule to .
Raise to the power of .
Apply the product rule to .
Multiply by by adding the exponents.
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Move .
Multiply by .
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Raise to the power of .
Use the power rule to combine exponents.
Add and .
Raise to the power of .
Multiply by .
Multiply by .
Raise to the power of .
Multiply by .
Raise to the power of .
Expand (3x-1)^3

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