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

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

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

simplify

(2 x - 5) (2 x + 5)

4 x - 5

Solution steps

(2 x - 5) (2 x + 5)

Apply Difference of Two Squares

(2 x - 5) (2 x + 5) : 4 x - 5

= 4 x - 5

\frac{2}{( s ^{2} - 2 s + 2 ) ^{2}}

\frac{x ( x + 1 ) ( 2 x + 1 )}{6}

\frac{- x ^{2} + 1}{( x ^{2} - x + 1 ) ^{2}}

(x - 2 + 3) (x - 2 - 3)

(\frac{( k + 1 ) ( k + 2 )}{2})^{2}

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