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Popular >

factor u^2-4

Solution

factor

u^{2} - 4

Solution

(u + 2) (u - 2)

Solution steps

u^{2} - 4

Rewrite

4

as

2^{2}

= u^{2} - 2^{2}

Apply Difference of Two Squares Formula:

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

u^{2} - 2^{2} = (u + 2) (u - 2)

= (u + 2) (u - 2)

Popular Examples

simplify (4/5+3/5)+3.5*5 simplify

(\frac{4}{5} + \frac{3}{5}) + 3.5 \cdot 5

factor 3(x^2-5x-6)factor

3 (x^{2} - 5 x - 6)

- 4 m - 2.7 > 4.1

(2x)/3+5<= (5x)/2-1

\frac{2 x}{3} + 5 \leq \frac{5 x}{2} - 1

simplify 1/(5-sqrt(3))simplify

\frac{1}{5 - 3}

Frequently Asked Questions (FAQ)

What is factor u^2-4 ?
The solution to factor u^2-4 is (u+2)(u-2)