What is (x^2-64)/(x-8)*(x+5)/(x^2+13x+40) ?

The solution to (x^2-64)/(x-8)*(x+5)/(x^2+13x+40) is 1

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simplify (x^2-64)/(x-8)*(x+5)/(x^2+13x+40)

simplify

\frac{x ^{2} - 64}{x - 8} \cdot \frac{x + 5}{x ^{2} + 13 x + 40}

1

Solution steps

\frac{x ^{2} - 64}{x - 8} \cdot \frac{x + 5}{x ^{2} + 13 x + 40}

Cancel

\frac{x ^{2} - 64}{x - 8} : x + 8

= (x + 8) \frac{x + 5}{x ^{2} + 13 x + 40}

Cancel

\frac{x + 5}{x ^{2} + 13 x + 40} : \frac{1}{x + 8}

= (x + 8) \frac{1}{x + 8}

Cross-cancel common factor:

x + 8

= 1

\frac{4}{48}

\frac{5 n ^{2} - 11 mn + 6 m ^{2}}{m - n}

64 r^{3} - t^{3}

(- 9 - 63) (- - 49)

\frac{x ^{2} + 3 x}{x ^{2} + 5 x + 6}

What is (x^2-64)/(x-8)*(x+5)/(x^2+13x+40) ?
The solution to (x^2-64)/(x-8)*(x+5)/(x^2+13x+40) is 1