What is (sqrt(x^2+5)-3)(sqrt(x^2+5)+3) ?

The solution to (sqrt(x^2+5)-3)(sqrt(x^2+5)+3) is x^2-4

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simplify (sqrt(x^2+5)-3)(sqrt(x^2+5)+3)

simplify

(x^{2} + 5 - 3) (x^{2} + 5 + 3)

x^{2} - 4

Solution steps

(x^{2} + 5 - 3) (x^{2} + 5 + 3)

Apply Difference of Two Squares

(x^{2} + 5 - 3) (x^{2} + 5 + 3) : x^{2} - 4

= x^{2} - 4

lo g_{3} (x) (\frac{x ^{2}}{81 y ^{4}})

- \frac{6 ( sec ^{2} ( x ) + cos ( x ) )}{tan ( x ) + sin ( x )}

12 \times (\frac{x + 2}{6} - 5)

\frac{d}{d y} ((z (y, x)) (y x^{6} - 3 x + 8 x^{2} y^{2} - y^{2}))

What is (sqrt(x^2+5)-3)(sqrt(x^2+5)+3) ?
The solution to (sqrt(x^2+5)-3)(sqrt(x^2+5)+3) is x^2-4