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Popular >

factor X^2-1

Solution

factor

X^{2} - 1

Solution

(X + 1) (X - 1)

Solution steps

X^{2} - 1

Rewrite

1

as

1^{2}

= X^{2} - 1^{2}

Apply Difference of Two Squares Formula:

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

X^{2} - 1^{2} = (X + 1) (X - 1)

= (X + 1) (X - 1)

Popular Examples

18x-9<9\lor 2x-4>-10

18 x - 9 < 9 or 2 x - 4 > - 10

factor 2a^3+7a^2+6a factor

2 a^{3} + 7 a^{2} + 6 a

simplify ((2x^2y^0)^3)/(x^4)simplify

\frac{( 2 x ^{2} y ^{0} ) ^{3}}{x ^{4}}

0.25x+4.15<= 20

0.25 x + 4.15 \leq 20

ln (2) = 0.08 t

Frequently Asked Questions (FAQ)

What is factor X^2-1 ?
The solution to factor X^2-1 is (X+1)(X-1)