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Popular >

factor 121x^2-1

Solution

factor

121 x^{2} - 1

Solution

(11 x + 1) (11 x - 1)

Solution steps

121 x^{2} - 1

Apply exponent rules

= (11 x)^{2} - 1^{2}

Apply Difference of Two Squares Formula:

x^{2} - y^{2} = (x + y) (x - y)

(11 x)^{2} - 1^{2} = (11 x + 1) (11 x - 1)

= (11 x + 1) (11 x - 1)

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Frequently Asked Questions (FAQ)

What is factor 121x^2-1 ?
The solution to factor 121x^2-1 is (11x+1)(11x-1)