What is the answer to x=(-sqrt(5)-4)^2 ?

The answer to x=(-sqrt(5)-4)^2 is x=21+8sqrt(5)

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x=(-sqrt(5)-4)^2

x = (- 5 - 4)^{2}

x = 21 + 85

Decimal Notation

x = 38.88854 \dots

Solution steps

x = (- 5 - 4)^{2}

Simplify

(- 5 - 4)^{2} : 21 + 85

x = 21 + 85

∣ 5 x - 8 ∣ < 10

21 y^{2} + 10 y - 16

t^{2} + 20 t - 4 = 0

0 = - 16 t^{2} + 96 t

What is the answer to x=(-sqrt(5)-4)^2 ?
The answer to x=(-sqrt(5)-4)^2 is x=21+8sqrt(5)
Solve for x: x=(-sqrt(5)-4)^2
The solution is x=21+8sqrt(5)