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Popular >

factor u^2-49

Solution

factor

u^{2} - 49

Solution

(u + 7) (u - 7)

Solution steps

u^{2} - 49

Rewrite

49

as

7^{2}

= u^{2} - 7^{2}

Apply Difference of Two Squares Formula:

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

u^{2} - 7^{2} = (u + 7) (u - 7)

= (u + 7) (u - 7)

Popular Examples

simplify (6n^3)/(8n^4)simplify

\frac{6 n ^{3}}{8 n ^{4}}

simplify (10/3)^2 simplify

(\frac{10}{3})^{2}

simplify (3^{2/3}*5^{1/4})^6 simplify

(3^{\frac{2}{3}} \cdot 5^{\frac{1}{4}})^{6}

join pi+(3pi)/2 join

π + \frac{3 π}{2}

1.2b+2.6=10.1-1.3b

1.2 b + 2.6 = 10.1 - 1.3 b

Frequently Asked Questions (FAQ)

What is factor u^2-49 ?
The solution to factor u^2-49 is (u+7)(u-7)