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

The solution to (sqrt(5)-sqrt(3))(sqrt(5)+2sqrt(3)) is -1+sqrt(15)

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

simplify

(5 - 3) (5 + 23)

- 1 + 15

Decimal Notation

2.87298 \dots

Solution steps

(5 - 3) (5 + 23)

Apply FOIL method

(5 - 3) (5 + 23) : - 1 + 15

= - 1 + 15

x = \frac{- 6 - 6 ^{2} - 96}{2 \cdot 3}

\frac{8 ^{2}}{8 ^{- 4}}

- 9 \cdot \frac{1}{3}

- 3 - (- \frac{1}{2})

x^{- \frac{1}{2}} \cdot x

What is (sqrt(5)-sqrt(3))(sqrt(5)+2sqrt(3)) ?
The solution to (sqrt(5)-sqrt(3))(sqrt(5)+2sqrt(3)) is -1+sqrt(15)