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Popular >

simplify (x^4-4)/(x^2-2)

Solution

simplify

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

Solution

x^{2} + 2

Solution steps

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

Factor

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

= \frac{( x ^{2} + 2 ) ( x ^{2} - 2 )}{x ^{2} - 2}

Cancel the common factor:

x^{2} - 2

= x^{2} + 2

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Frequently Asked Questions (FAQ)

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