Question

Baskara. X ¹ = 4 + 2 √6 / 2 = ?
X ² = 4 -2 √6/2=?

Answer 1

x' = (4+2\/6)/2 = 2+\/6
x" = (4-2\/6)/2 = 2-\/6
equação:
x² - Sx + P = 0
x² - (4+2\/6+4-2\/6)x + (2+\/6).(2-\/6) = 0
x² -8x + (2² - \/6²) = 0
x² - 8x + 4 - 6 = 0
x² - 8x - 2 = 0