What is (sqrt(2)+sqrt(7))(sqrt(2)-sqrt(7)) ?

The solution to (sqrt(2)+sqrt(7))(sqrt(2)-sqrt(7)) is -5

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simplify (sqrt(2)+sqrt(7))(sqrt(2)-sqrt(7))

simplify

(2 + 7) (2 - 7)

- 5

Solution steps

(2 + 7) (2 - 7)

Apply Difference of Two Squares

(2 + 7) (2 - 7) : - 5

= - 5

(2 x + 5) (3 x + 7)

\frac{2 ^{- 3} + 3 ^{- 2}}{2 ^{- 2}}

\frac{( x ^{2} + 6 x + 8 )}{( x + 2 )}

\frac{27}{15}

- \frac{4}{3} - 2

What is (sqrt(2)+sqrt(7))(sqrt(2)-sqrt(7)) ?
The solution to (sqrt(2)+sqrt(7))(sqrt(2)-sqrt(7)) is -5