Question

em Formula De Baskhara y=-x²+x-½​

Answer 1

a = -1

b = 1

c = -1/2

Δ = b² - 4.a.c

Δ = 1² -4.(-1).(-1/2)

Δ = 1 +4.(-1/2)

Δ = 1 - 4/2

Δ = -2/2

Δ = -1

x = - b ± √Δ/2.a

x = - 1 ± √-1/2.(-1)

x = -1 ± i/-2

x1 = 1 + i/2

x2 = 1 - i/2