What is (2sqrt(5)+3)(sqrt(5)-1) ?

The solution to (2sqrt(5)+3)(sqrt(5)-1) is 7+sqrt(5)

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simplify (2sqrt(5)+3)(sqrt(5)-1)

simplify

(25 + 3) (5 - 1)

7 + 5

Decimal Notation

9.23606 \dots

Solution steps

(25 + 3) (5 - 1)

Apply FOIL method

(25 + 3) (5 - 1) : 7 + 5

= 7 + 5

1 \frac{15}{100} + \frac{1}{50} + 1.175

a + 3 \cdot a - 1

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

- 4 - 3 x^{3} + x + 8 - 7 x

(1 - w^{2})^{7}

What is (2sqrt(5)+3)(sqrt(5)-1) ?
The solution to (2sqrt(5)+3)(sqrt(5)-1) is 7+sqrt(5)