Multiply (12a-b)(12a+b)

Math
(12a-b)(12a+b)
Expand (12a-b)(12a+b) using the FOIL Method.
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Apply the distributive property.
12a(12a+b)-b(12a+b)
Apply the distributive property.
12a(12a)+12ab-b(12a+b)
Apply the distributive property.
12a(12a)+12ab-b(12a)-b⋅b
12a(12a)+12ab-b(12a)-b⋅b
Simplify and combine like terms.
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Simplify each term.
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Multiply a by a.
12⋅12a2+12ab-b(12a)-b⋅b
Multiply 12 by 12.
144a2+12ab-b(12a)-b⋅b
Rewrite using the commutative property of multiplication.
144a2+12ab-1⋅12(ba)-b⋅b
Multiply -1 by 12.
144a2+12ab-12(ba)-b⋅b
Multiply b by b by adding the exponents.
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Move b.
144a2+12ab-12ba-(b⋅b)
Multiply b by b.
144a2+12ab-12ba-b2
144a2+12ab-12ba-b2
144a2+12ab-12ba-b2
Subtract 12ba from 12ab.
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Move b.
144a2+12ab-12ab-b2
Subtract 12ab from 12ab.
144a2+0-b2
144a2+0-b2
Add 144a2 and 0.
144a2-b2
144a2-b2
Multiply (12a-b)(12a+b)

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