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Popular >

factor 9-u^2

Solution

factor

9 - u^{2}

Solution

(3 + u) (3 - u)

Solution steps

9 - u^{2}

Rewrite

9

as

3^{2}

= 3^{2} - u^{2}

Apply Difference of Two Squares Formula:

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

3^{2} - u^{2} = (3 + u) (3 - u)

= (3 + u) (3 - u)

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Frequently Asked Questions (FAQ)

What is factor 9-u^2 ?
The solution to factor 9-u^2 is (3+u)(3-u)