What is (2+sqrt(7))(1+3sqrt(7)) ?

The solution to (2+sqrt(7))(1+3sqrt(7)) is 23+7sqrt(7)

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simplify (2+sqrt(7))(1+3sqrt(7))

simplify

(2 + 7) (1 + 37)

23 + 77

Decimal Notation

41.52025 \dots

Solution steps

(2 + 7) (1 + 37)

Apply FOIL method

(2 + 7) (1 + 37) : 23 + 77

= 23 + 77

lo g_{4} (20) - lo g_{4} (45) + lo g_{4} (144)

2 (- 1)^{2} + 3 (- 1) + C = 1

- \frac{1}{4} - \frac{7}{8}

2 x^{3} + 7 x^{2} + 12 x + 9

- 1 < 3 x - 5 \leq 6

What is (2+sqrt(7))(1+3sqrt(7)) ?
The solution to (2+sqrt(7))(1+3sqrt(7)) is 23+7sqrt(7)