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

The solution to (x+3+sqrt(5))(x+3-sqrt(5)) is x^2+6x+4

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

simplify

(x + 3 + 5) (x + 3 - 5)

x^{2} + 6 x + 4

Solution steps

(x + 3 + 5) (x + 3 - 5)

Distribute parentheses

= xx + x \cdot 3 + x (- 5) + 3 x + 3 \cdot 3 + 3 (- 5) + 5 x + 5 \cdot 3 + 5 (- 5)

Simplify

xx + x \cdot 3 + x (- 5) + 3 x + 3 \cdot 3 + 3 (- 5) + 5 x + 5 \cdot 3 + 5 (- 5) : x^{2} + 6 x + 4

= x^{2} + 6 x + 4

- 25 (0.08 x + 0.04 y = 330)

(1 + x) d y - y d x

(m - 3) (m + 3)^{'}

(- 2 + 23 i)^{5}

- \frac{8 h}{x ( x + h )}

What is (x+3+sqrt(5))(x+3-sqrt(5)) ?
The solution to (x+3+sqrt(5))(x+3-sqrt(5)) is x^2+6x+4