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Popular >

simplify (x^3-343)/(x-7)

Solution

simplify

\frac{x ^{3} - 343}{x - 7}

Solution

x^{2} + 7 x + 49

Solution steps

\frac{x ^{3} - 343}{x - 7}

Factor

x^{3} - 343 : (x - 7) (x^{2} + 7 x + 49)

= \frac{( x - 7 ) ( x ^{2} + 7 x + 49 )}{x - 7}

Cancel the common factor:

x - 7

= x^{2} + 7 x + 49

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Frequently Asked Questions (FAQ)

What is (x^3-343)/(x-7) ?
The solution to (x^3-343)/(x-7) is x^2+7x+49