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Popular >

expand (x+1)(x-1)

Solution

expand

(x + 1) (x - 1)

Solution

x^{2} - 1

Solution steps

(x + 1) (x - 1)

Apply Difference of Two Squares

(x + 1) (x - 1) : x^{2} - 1

= x^{2} - 1

Popular Examples

simplify 60*2 simplify

60 \cdot 2

(5x-3)^2=5(x-3)

(5 x - 3)^{2} = 5 (x - 3)

- 13 < k - (- 16)

- \frac{3}{7} x \geq 12

simplify ((1/2)}{(\frac{sqrt(3))/2)}simplify

\frac{( \frac{1}{2} )}{( \frac{3}{2} )}

Frequently Asked Questions (FAQ)

What is expand (x+1)(x-1) ?
The solution to expand (x+1)(x-1) is x^2-1