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Popular >

factor (x^2-16)/(4-x)

Solution

factor

\frac{x ^{2} - 16}{4 - x}

Solution

- x - 4

Solution steps

\frac{x ^{2} - 16}{4 - x}

Factor

x^{2} - 16 : (x + 4) (x - 4)

= \frac{( x + 4 ) ( x - 4 )}{4 - x}

Cancel

\frac{( x + 4 ) ( x - 4 )}{4 - x} : - (x + 4)

= - (x + 4)

Negate

- (x + 4) = - x - 4

= - x - 4

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Frequently Asked Questions (FAQ)

What is factor (x^2-16)/(4-x) ?
The solution to factor (x^2-16)/(4-x) is -x-4