(√3-1)^2(4+2√3)помогите

Question

(√3-1)^2(4+2√3)
помогите

Answer 1

= (2V3-2)(4+2V3) = 8V3+12-8-4V3 = 4V3+4 = 16 X 3 +16 = 64
V - корень
X - умножение