Multiply (7x+1)(7x-1)

Math
(7x+1)(7x-1)
Expand (7x+1)(7x-1) using the FOIL Method.
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Apply the distributive property.
7x(7x-1)+1(7x-1)
Apply the distributive property.
7x(7x)+7x⋅-1+1(7x-1)
Apply the distributive property.
7x(7x)+7x⋅-1+1(7x)+1⋅-1
7x(7x)+7x⋅-1+1(7x)+1⋅-1
Simplify terms.
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Combine the opposite terms in 7x(7x)+7x⋅-1+1(7x)+1⋅-1.
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Reorder the factors in the terms 7x⋅-1 and 1(7x).
7x(7x)-1⋅7x+1⋅7x+1⋅-1
Add -1⋅7x and 1⋅7x.
7x(7x)+0+1⋅-1
Add 7x(7x) and 0.
7x(7x)+1⋅-1
7x(7x)+1⋅-1
Simplify each term.
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Multiply x by x.
7⋅7×2+1⋅-1
Multiply 7 by 7.
49×2+1⋅-1
Multiply -1 by 1.
49×2-1
49×2-1
49×2-1
Multiply (7x+1)(7x-1)

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